Understanding Disease-Resistant Varieties: Your Garden's First Line of Defense
August presents unique challenges for gardeners across the country. Hot and humid weather promotes many soil-borne diseases, making this month particularly critical for disease management. Whether you're maintaining your summer crops or preparing for fall plantings, selecting disease-resistant varieties is one of the most effective strategies you can employ to ensure a thriving garden through late summer and into the cooler months ahead.
The use of resistant varieties is considered the most effective and efficient disease management strategy, and gardeners should read labels to see what disease resistance is listed and corresponding level of resistance. Disease-resistant plants have been specifically bred to withstand common garden ailments, offering gardeners a proactive approach to plant health rather than a reactive one.
The Science Behind Disease Resistance
Before diving into specific varieties, it's important to understand what disease resistance actually means. Resistance and tolerance do not mean that varieties are immune to all diseases; resistance means that the plant has the ability to avoid infection mainly due to genetic characteristics of the plant, while tolerance means that the plant has the ability to withstand a moderate infection without suffering.
An impressive industry has developed around breeding disease-resistant crop varieties to hold up against common bacterial and viral diseases encountered in vegetable gardens. These varieties give gardeners a significant advantage, particularly when dealing with persistent pathogens that can survive in soil for multiple years.
Pruning, trellising, fertilizing, and properly watering your plants decreases the likelihood they'll become infected, but choosing disease-resistant vegetables is another way to keep them healthy, as these resistant varieties have stronger defenses against common pathogens. When combined with good cultural practices, disease-resistant varieties can dramatically reduce crop losses and the need for chemical interventions.
Why August Demands Extra Attention to Disease Prevention
August's combination of heat, humidity, and plant stress creates ideal conditions for many plant diseases to flourish. Understanding these challenges helps gardeners appreciate why disease-resistant varieties are particularly valuable during this month.
Environmental Stress Factors
Plants experiencing heat stress are more susceptible to disease. High temperatures can weaken plant defenses, making them vulnerable to pathogens that might otherwise be kept at bay. Additionally, the fluctuating moisture levels common in August—from heavy thunderstorms to drought conditions—create stress that compromises plant immunity.
Overcrowded plants create humid conditions that encourage fungal diseases, so spacing plants appropriately and using trellises improves air circulation and keeps leaves off the ground. This is especially important in August when humidity levels are already elevated.
Peak Disease Pressure
Many common garden diseases reach their peak activity during late summer. Fungal diseases like powdery mildew, downy mildew, and various blights thrive in warm, humid conditions. Bacterial diseases spread more rapidly when plants are stressed and when moisture is present on foliage for extended periods.
If plants are crowded as they grow bigger, it may reduce air circulation which is important to reduce the chances of bacterial and fungal infections, and proper spacing and trellising will limit soil-plant contact as well as increase air flow. These practices become even more critical during August's challenging conditions.
Comprehensive Guide to Disease-Resistant Tomato Varieties
Tomatoes are among the most popular garden vegetables, but they're also susceptible to numerous diseases. Fortunately, breeders have developed many resistant varieties that perform exceptionally well even under disease pressure.
Understanding Tomato Disease Codes
Most seed catalogs add codes to each variety listing that represent disease resistance; for example, fusarium wilt is coded as "F" and if you see "F1-2" that means it's resistant to both races 1 and 2 of fusarium, and the more resistance the better. Learning to read these codes empowers gardeners to make informed selections based on their specific disease challenges.
Common tomato disease codes include:
- V - Verticillium wilt
- F - Fusarium wilt (with numbers indicating races)
- N - Root-knot nematodes
- T - Tobacco mosaic virus
- A - Alternaria (early blight)
- L - Late blight
- TSWV - Tomato spotted wilt virus
Top Disease-Resistant Tomato Varieties for August Gardens
The most common tomato diseases you might encounter in your garden are fusarium wilt, verticillium wilt, nematodes and tobacco mosaic virus, and all of these diseases will kill your plants for the season and have the potential to linger in the soil. Selecting resistant varieties is crucial for long-term garden health.
Mountain Merit
Mountain Merit is a time-tested variety with impressive disease resistance, highly resistant to Fusarium wilt, gray leaf spot, tomato spotted wilt virus, and Verticillium wilt, and also moderately resistant to late blight, producing medium-sized slicing tomatoes perfect for burgers or salads. This variety is an excellent choice for gardeners who have struggled with multiple disease issues in previous seasons.
Iron Lady
Iron Lady is the only tomato on the market resistant to late blight, early blight and Septoria leaf spot, and it tastes excellent as well as being resistant to some of the worst tomato diseases. This remarkable variety represents a breakthrough in tomato breeding, offering protection against three of the most devastating tomato diseases simultaneously.
Indigo Rose
The Indigo Rose tomato produces golf-ball-sized fruits brushed with a deep purple color that results from the plant's high anthocyanin content, with classic red flesh with a sweet and acidic flavor, and these indeterminate tomatoes are resistant to powdery mildew and late blight. Beyond its disease resistance, this variety offers unique visual appeal and nutritional benefits from its high anthocyanin content.
Additional Resistant Varieties
There are many disease resistant varieties including "Quick Pick", "Champion", "Better Boy" and "Supersteak", all resistant to Fusarium wilt, Verticillium wilt and root knot nematodes. These tried-and-true varieties have proven themselves in gardens across the country.
Amelia, Bella Rosa, and Tribute are some tomato varieties that have resistance to TSWV (tomato spotted wilt virus). Some varieties with nematode resistance include Amelia, Better Boy, Big Beef, and Celebrity. These varieties are particularly valuable in regions where these specific diseases are prevalent.
Heirloom Options with Disease Resistance
While hybrid varieties often dominate disease-resistance discussions, several heirloom and open-pollinated varieties also offer good disease resistance. Black Cherry is a winner for both flavor and incredible disease resistance, making it an excellent choice for gardeners who prefer heirloom varieties but need disease protection.
Matt's Wild Cherry produced lots of little cherry tomatoes even amidst tons of disease pressure, demonstrating that some heirloom varieties can hold their own against modern hybrids when it comes to disease resistance.
Disease-Resistant Cucumber Varieties for Late Summer Success
Cucumbers face significant disease challenges, particularly from powdery mildew and downy mildew, which can devastate crops in late summer. Selecting resistant varieties is essential for maintaining production through August and into fall.
Modern Hybrid Cucumbers
Cucumbers are another crop for which varieties with a wide range of disease resistance is available, and the varieties Dasher II, Indy, and Thunder all have resistance to several common diseases of cucumbers including angular leaf spot, powdery mildew, and downy mildew, with the first two also having resistance to anthracnose. These varieties represent excellent choices for gardeners dealing with multiple cucumber diseases.
Heirloom and Open-Pollinated Options
Homemade Pickles is an all-time favorite pickling cucumber, as all other cucumber plants die off from powdery mildew long before this variety shows any signs of disease. This exceptional resistance makes it invaluable for gardeners in humid climates where powdery mildew is inevitable.
Natsu Fushinari Cucumber has resistance to powdery mildew especially in high heat, and has great flavor along with being very disease resistant. This variety is particularly well-suited for August conditions when heat and disease pressure are both at their peak.
The classic Marketmore 76 remains a reliable choice for home gardeners, offering good resistance to downy mildew and other common cucumber diseases while producing excellent slicing cucumbers.
Squash and Zucchini: Battling Powdery Mildew and More
Both summer and winter varieties of squash are commonly susceptible to powdery mildew and in some climates mosaic viruses; in drier climates powdery mildew usually attacks late in the season after most of the fruit has set, but in wet climates an early onset can stunt plant growth and greatly reduce yields. This makes variety selection particularly important for gardeners in humid regions.
Zucchini Varieties with Superior Disease Resistance
Emerald Delight has impressive disease resistance, resistant to powdery mildew, zucchini yellow mosaic virus, and watermelon mosaic virus. This triple resistance makes it an outstanding choice for gardeners who have fought multiple diseases in previous years.
Yellowfin produces bright yellow zucchinis that stand out from the standard green varieties, with plants having a semi-open habit that makes harvesting easier, and is a disease-resistant vegetable that can stand up to cucumber mosaic virus and powdery mildew. The open growth habit also improves air circulation, further reducing disease pressure.
Summer Squash Options
Yellow Crookneck varieties often show good resistance to powdery mildew, making them reliable performers in late summer gardens. When selecting summer squash, look for varieties specifically labeled as resistant to powdery mildew, as this disease is nearly universal in August gardens.
Disease-Resistant Pepper Varieties for August Planting
In wetter climates, peppers are susceptible to cucumber mosaic virus, which can be transmitted by aphids. Selecting resistant varieties helps protect your pepper crop from this and other common diseases.
Bell Peppers
California Wonder has long been recommended for its resistance to common pepper diseases, though Emerald Giant is much more disease resistant in gardens than California Wonder, a very similar and popular bell pepper variety. This makes Emerald Giant a superior choice for gardeners dealing with persistent pepper diseases.
Hot Peppers
Megatron produces extra-large jalapenos that can reach over four inches long, and this variety's disease resistance also makes it stand out as it's resistant to bacterial leaf spot and tobamovirus. These resistances are particularly valuable as both diseases can be devastating to pepper crops.
Banana Pepper was the very first pepper to produce in gardens and produced heavily until frost with no sign of disease, making it one of the most prolific and disease hardy peppers. Its reliability and productivity make it an excellent choice for gardeners seeking dependable harvests.
Beyond the Big Four: Other Disease-Resistant Vegetables
Beans
Provider is an early to mature variety that has high resistance to bean mosaic virus and powdery mildew. Jade has high resistance to bean mosaic virus and also boasts intermediate resistance to bacterial brown spot, curly top beet mosaic virus, and rust. These varieties offer excellent protection against the most common bean diseases.
Carrots
Bolero is a reliable storage carrot variety that allows you to dig the roots in fall and store them throughout winter, and along with excellent storage life they also sport resistance to bacterial blight, alternaria blight, powdery mildew, and cavity spot. This makes Bolero an exceptional choice for fall plantings that will be harvested and stored.
Lettuce and Greens
Many lettuces are resistant to pests, as they've developed hybrids that have some component in them that certain pests don't like, and pest resistance can be helpful to have in place of disease. While not traditional disease resistance, pest resistance prevents the spread of diseases transmitted by insects.
How to Find and Select Disease-Resistant Varieties
Reading Seed Catalogs and Plant Labels
Understanding how to interpret disease resistance information is crucial for making informed selections. Seed packets and plant labels typically include codes or abbreviations indicating specific disease resistances. Take time to familiarize yourself with common disease codes for the vegetables you grow most frequently.
Seed catalogs can be another good source of disease resistance information. Most quality seed companies provide detailed variety descriptions that include comprehensive disease resistance profiles. Don't hesitate to contact seed companies directly if you have questions about specific resistances.
Utilizing Extension Resources
Check out Cornell Cooperative Extension's Disease Resistant Vegetable Varieties page, which provides comprehensive lists of resistant varieties for many common vegetables. Resources like the Louisiana Vegetable Planting Guide and the Southeastern US Vegetable Crop Handbook provide information about which vegetable varieties have resistance to certain diseases, and seed catalogs often provide information about disease resistance too.
Your local cooperative extension office can provide region-specific recommendations based on the diseases most prevalent in your area. This localized knowledge is invaluable for making selections that will perform well in your specific climate and conditions.
Identifying Your Garden's Disease Challenges
As you go about seeking disease-resistant crop varieties, first understand what diseases are present in your area, look through your garden notes to see what diseases you've battled in the past, and talk to your local extension agent about what diseases and pests are common in your area. This targeted approach ensures you select varieties with resistance to the diseases you're most likely to encounter.
Keep detailed garden records noting which diseases appeared, when they appeared, and which plants were affected. This information becomes increasingly valuable over time, helping you identify patterns and make better variety selections for future seasons.
Maximizing the Effectiveness of Disease-Resistant Varieties
While disease-resistant varieties provide significant advantages, they work best when combined with proper cultural practices. Using disease-resistant plants in conjunction with other planting strategies can provide vigor to your vegetable garden. Here's how to get the most from your resistant varieties.
Proper Spacing and Air Circulation
Even resistant varieties benefit from good air circulation. Proper spacing allows air to move freely around plants, helping foliage dry quickly after rain or dew. This reduces the time that moisture remains on leaves, which is critical for preventing fungal and bacterial diseases.
Use trellises and stakes to keep plants upright and improve air flow. Vertical growing not only saves space but also keeps foliage off the ground where it's more susceptible to soil-borne diseases and pests.
Strategic Watering Practices
Try to avoid overhead watering and water at the base of the plant. This simple practice dramatically reduces disease incidence by keeping foliage dry. Drip irrigation or soaker hoses are ideal for delivering water directly to the root zone while keeping leaves dry.
Water early in the morning so any moisture that does get on foliage has time to dry before evening. Wet foliage overnight creates ideal conditions for disease development. Excessive watering can cause stress and attract diseases such as seed decay, damping-off and root and crown rot diseases, and regarding foliar diseases, avoiding splashing water can help preventing the plants from the spores or bacterial cells of plant pathogens.
Mulching for Disease Prevention
Mulching helps retain moisture, suppress weeds, and prevent soil-borne diseases from splashing onto plant leaves, using organic mulch such as straw, wood chips, or compost. A 2-3 inch layer of mulch creates a barrier between soil and foliage, significantly reducing disease transmission.
Organic mulches also improve soil health over time as they decompose, feeding beneficial microorganisms that can help suppress disease-causing pathogens. This creates a positive feedback loop where healthier soil supports healthier plants that are better able to resist disease.
Implementing Crop Rotation
With all nightshades, good crop rotation is one of the best methods to fight soil-borne diseases such as verticillium wilt, and in areas where wilt and other diseases are common a four- to five-year rotation is recommended, planting vegetables from other families outside of the nightshade family in between these seasons.
To prevent pathogen buildup, rotate the types of plants you grow from year to year, with an ideal crop rotation being every 3-5 years. This practice is essential even when growing disease-resistant varieties, as it prevents the buildup of pathogen populations in the soil.
Grow your crops in different parts of the garden each year, being sure not to rotate crops with those in the same plant family such as tomatoes, eggplants, and peppers or cabbage, broccoli, and cauliflower. Understanding plant families is crucial for effective crop rotation.
Sanitation and Garden Hygiene
Remove and dispose of all rotted or dropped fruits and foliage from trees, vines, and bushes, as this will help reduce the overwintering of diseases and insect pests that will attack your fruit plants next season. Regular cleanup removes potential disease reservoirs from your garden.
You can also remove and destroy infected plant parts when you spot them. Early removal of diseased material prevents diseases from spreading to healthy plants. Don't compost diseased plant material—dispose of it in the trash or burn it if local regulations allow.
If using an old spot, gardeners should remove all the plant materials from previous growing season because plant debris and dead roots can serve as a reservoir for multiple pathogens. Thorough end-of-season cleanup is one of the most important disease prevention practices you can implement.
Special Considerations for August Gardening
Managing Heat Stress
August heat can stress even disease-resistant varieties. Provide consistent moisture to help plants cope with high temperatures, but avoid overwatering which can promote root diseases. Mulch becomes especially important during hot weather, helping to moderate soil temperature and retain moisture.
Consider providing temporary shade for heat-sensitive crops during the hottest part of the day. Shade cloth can reduce heat stress while still allowing adequate light for photosynthesis.
Monitoring for Early Disease Signs
Keep an eye on your garden and check your plants often to monitor the general health of your plants so that you can act quickly if you do see signs of disease. Regular monitoring allows you to catch problems early when they're easier to manage.
Learn to recognize the early symptoms of common diseases affecting your crops. Early intervention—whether removing affected leaves, adjusting watering practices, or applying organic treatments—can prevent minor issues from becoming major problems.
Preparing for Fall Plantings
August is an excellent time to start thinking about fall gardens. When selecting varieties for fall planting, disease resistance remains important. Cool-season crops planted in August will mature in cooler weather when some disease pressures decrease, but they still need to survive August's challenging conditions as seedlings.
Choose disease-resistant varieties of fall crops like broccoli, cabbage, and kale. These plants will establish during late summer and continue producing well into fall and even winter in many regions.
Advanced Strategies for Disease Management
Grafting for Enhanced Disease Resistance
Grafting is a strategy used to create disease resistance in tomatoes and other vegetables, where a desirable tomato such as an heirloom is grafted onto disease-resistant stock and can be purchased at nurseries or through catalogues, and often times the strong rootstock also produces more vigorous plants with higher yields.
Grafting is a common practice in the industry for tomatoes, cucumbers, eggplants and melons, and while these varieties are more commonly sold in areas with high incidence of soil-borne diseases, they are now available and grown all over the country. Grafted plants represent a premium option for gardeners dealing with persistent soil-borne diseases.
Soil Health and Disease Suppression
Healthy plants are naturally more resistant to disease, so provide proper nutrients, water, and sunlight to promote vigorous growth. Adding organic matter such as compost to the soil as needed will help the soil retain water and nutrients, as well as encourage a healthy soil with beneficial microorganisms to help keep your plants in great shape.
Healthy soil contains diverse populations of beneficial microorganisms that compete with and suppress disease-causing pathogens. Building soil health through regular additions of compost and organic matter creates a biological defense system that works alongside plant resistance.
Integrated Pest Management
Many insects such as aphids and beetles spread plant diseases, so monitor your garden for pests and use natural or organic pest control methods to keep their populations in check. Controlling insect vectors reduces disease transmission even in resistant varieties.
Encourage beneficial insects that prey on disease-spreading pests. Planting flowers that attract beneficial insects creates a more balanced ecosystem where pest populations are naturally controlled.
Troubleshooting Common August Disease Problems
When Resistant Varieties Still Show Disease
Disease resistance doesn't mean disease immunity. Resistant varieties can still show symptoms under extreme disease pressure or when other stress factors are present. If your resistant varieties are showing disease symptoms, evaluate your cultural practices:
- Are plants properly spaced for good air circulation?
- Are you watering at the base of plants rather than overhead?
- Is mulch in place to prevent soil splash?
- Have you been practicing crop rotation?
- Are plants receiving adequate but not excessive water and nutrients?
Sometimes resistant varieties show minor symptoms but continue to produce well despite the disease. This is tolerance rather than complete resistance, and it's still valuable for maintaining harvests.
Dealing with New or Unusual Diseases
If you encounter disease symptoms you don't recognize, contact your local cooperative extension office. Many extension offices offer plant diagnostic services that can identify the specific pathogen affecting your plants. Accurate identification is crucial for selecting appropriate resistant varieties for future plantings.
Take clear photos of symptoms and note when they first appeared, weather conditions, and any recent changes in garden management. This information helps diagnosticians identify the problem more quickly and accurately.
Planning Ahead: Using August Observations for Future Success
August provides valuable information for planning next year's garden. Take notes on which varieties performed well and which struggled with disease. Document which diseases appeared, when they appeared, and under what conditions.
Sketch out where you planted various vegetables in your garden so that next spring when you plant, you can rotate your crops to help prevent disease. Creating a simple garden map now saves time and prevents mistakes next season.
Note which resistant varieties exceeded your expectations and which disappointed. Remember that variety performance can vary by region and growing conditions, so your personal observations are more valuable than general recommendations.
Essential August Garden Tasks for Disease Prevention
Beyond selecting disease-resistant varieties, several August garden tasks help minimize disease problems:
Morning Watering Schedule
Water early in the morning to prevent humidity buildup. This timing allows foliage to dry quickly as temperatures rise, reducing the time that moisture remains on leaves. Morning watering also ensures plants have adequate moisture to cope with afternoon heat.
Prompt Debris Removal
Remove and destroy infected plant debris immediately. Don't wait until the end of the season to clean up diseased material. Every day that diseased tissue remains in the garden is another opportunity for pathogens to spread.
Remove old plants that have stopped producing to eliminate a shelter for insects and disease organisms, and replant sites with chard, quick maturing beans or cucumbers, leafy greens etc. This practice removes disease reservoirs while making productive use of garden space.
Mulch Maintenance
Check mulch depth and replenish as needed. Mulch breaks down over time, and August's heat can accelerate decomposition. Maintain a 2-3 inch layer around plants to continue providing disease prevention benefits.
Keep mulch a few inches away from plant stems to prevent moisture buildup that can promote stem rots. The goal is to cover soil while allowing air circulation around the base of plants.
Regular Plant Monitoring
Inspect plants regularly for early signs of disease. Look for:
- Yellowing or spotted leaves
- Wilting despite adequate moisture
- Unusual growth patterns
- Discolored or rotting fruit
- White, gray, or black powdery coatings on foliage
- Stem lesions or cankers
Early detection allows for prompt intervention, whether that means removing affected tissue, adjusting cultural practices, or applying appropriate organic treatments.
Organic Treatment Options to Complement Resistant Varieties
While disease-resistant varieties significantly reduce the need for treatments, organic options can provide additional protection when needed. Organic treatments such as copper and sulfur-based sprays, Bacillus subtilis, neem oil, and bicarbonates can help prevent diseases, however these treatments do not cure established infections.
Use organic treatments preventively rather than waiting for disease to appear. Once diseases become established, treatments are much less effective. Apply treatments according to label directions, paying attention to pre-harvest intervals and safety precautions.
Remember that organic doesn't mean harmless. Even organic treatments can affect beneficial insects and organisms, so use them judiciously and only when necessary. Using these methods in combination with planting resistant varieties will increase your odds of success.
Resources for Continued Learning
Staying informed about disease-resistant varieties and disease management strategies helps you become a more successful gardener. Several excellent resources can help you continue learning:
- Cooperative Extension Offices: Your local extension office provides region-specific information about diseases and resistant varieties that perform well in your area
- University Research Programs: Many universities conduct variety trials and publish results comparing disease resistance and performance
- Seed Company Websites: Quality seed companies provide detailed variety information including comprehensive disease resistance profiles
- Garden Forums and Groups: Connect with other gardeners in your region to learn which varieties perform well locally
- Master Gardener Programs: These programs offer training and ongoing education about disease management and other gardening topics
For comprehensive disease information and management strategies, visit the Cornell Vegetable Disease Resources or your state's cooperative extension website.
The Economic and Environmental Benefits of Disease-Resistant Varieties
Choosing disease-resistant varieties offers benefits beyond just healthier plants. These varieties reduce or eliminate the need for chemical treatments, saving money and reducing environmental impact. Choosing disease resistant varieties is a way to save time and money, reduce pesticide use, and increase your enjoyment of the garden.
Reduced pesticide use protects beneficial insects, pollinators, and soil organisms that contribute to garden health. It also means safer produce for your family and less chemical runoff into the environment.
Disease-resistant varieties typically produce more reliable harvests, reducing waste and increasing the return on your gardening investment. The time saved on disease management can be spent on more enjoyable gardening activities like harvesting and trying new crops.
Looking Beyond August: Season Extension and Fall Gardens
The disease-resistant varieties you plant in August can continue producing well into fall and even winter in many regions. Cool-season crops planted now with good disease resistance will establish during late summer and thrive as temperatures moderate.
Consider succession planting of disease-resistant varieties to extend your harvest season. Plant small amounts every two weeks rather than one large planting. This spreads out harvest and reduces the impact if disease does strike one planting.
For fall gardens, focus on varieties with both disease resistance and cold tolerance. These dual characteristics ensure plants can handle late summer disease pressure and continue producing as temperatures drop.
Creating a Comprehensive Disease Management Plan
Disease-resistant varieties work best as part of a comprehensive disease management plan. This integrated approach combines multiple strategies:
- Variety Selection: Choose varieties with resistance to diseases common in your area
- Cultural Practices: Implement proper spacing, watering, and mulching
- Crop Rotation: Rotate plant families to prevent pathogen buildup
- Sanitation: Remove diseased material promptly and practice good garden hygiene
- Soil Health: Build healthy soil through organic matter additions and minimal disturbance
- Monitoring: Inspect plants regularly and act quickly when problems appear
- Record Keeping: Document what works and what doesn't for future reference
Good watering practices are key to growing healthy plants, which in turn will help the plant fight off disease, whether it be caused by environmental factors, pest, bacteria or virus. Every element of your management plan contributes to overall plant health and disease resistance.
Conclusion: Empowering Your August Garden with Smart Variety Choices
August gardening presents unique challenges, but selecting disease-resistant varieties gives you a powerful tool for maintaining a healthy, productive garden through late summer and into fall. By understanding disease resistance, choosing appropriate varieties, and implementing good cultural practices, you can significantly reduce disease problems while enjoying abundant harvests.
Remember that disease resistance is just one factor in variety selection. Consider also flavor, productivity, days to maturity, and how you plan to use the harvest. The best variety for your garden balances disease resistance with other characteristics that matter to you.
Start small if you're new to disease-resistant varieties. Try one or two new varieties each season alongside your proven favorites. Keep notes on performance, and gradually build a collection of varieties that work well in your specific garden conditions.
With thoughtful variety selection and good garden management, your August garden can thrive despite heat, humidity, and disease pressure. The investment in disease-resistant varieties pays dividends in healthier plants, better harvests, and more enjoyable gardening throughout the season.
For more information on vegetable gardening and disease management, explore resources from the Hobby Farms website and your local cooperative extension service. Happy gardening!