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Cacti are popular houseplants known for their unique appearance and low maintenance requirements. However, even the hardiest cacti can face health issues that lead to their decline. Understanding common problems and their solutions can help you keep your cactus healthy and thriving.
Common Reasons Why Cacti Die
Overwatering
One of the most frequent causes of cactus death is overwatering. Cacti are desert plants that store water in their tissues. Excess water can lead to root rot, which quickly kills the plant.
Underwatering
While cacti are drought-tolerant, they still need occasional watering. Prolonged periods without water can cause the plant to shrivel and die.
Poor Drainage
If the soil doesn’t drain well, water can accumulate around the roots, leading to rot. Use a well-draining cactus or succulent mix and ensure your pot has drainage holes.
Signs of Common Problems
Discoloration
Yellowing or browning can indicate overwatering, sunburn, or nutrient deficiencies.
Soft or Mushy Tissue
This is often a sign of root rot due to overwatering. The affected parts may become soft and collapse.
Leggy or Elongated Growth
Stretching or elongated stems suggest insufficient light. Cacti need bright, direct sunlight to stay compact and healthy.
Solutions and Care Tips
Adjust Watering Habits
Water your cactus only when the top inch of soil feels dry. During winter, reduce watering frequency.
Improve Drainage
Use a sandy, gritty soil mix designed for cacti and ensure your pot has drainage holes. Consider adding gravel or sand to the soil for better drainage.
Provide Adequate Light
Place your cactus in a sunny spot where it can receive at least 4-6 hours of direct sunlight daily. Use grow lights if natural light is insufficient.
Monitor for Pests and Diseases
Check regularly for pests like mealybugs or spider mites. Treat infestations promptly with insecticidal soap or neem oil. Remove any rotting parts immediately.
When to Seek Professional Help
If your cactus shows persistent signs of decline despite proper care, consult a plant specialist or horticulturist. Sometimes, underlying issues require expert diagnosis and treatment.