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After harvesting dahlias, proper storage is essential to ensure they remain vibrant and healthy for the next growing season. Proper techniques can extend the life of your dahlias and keep them ready for planting or display.
Preparing Dahlias for Storage
Before storing dahlias, carefully dig up the tubers. Use a garden fork to loosen the soil around the plant, then gently lift the tubers to avoid damage. Remove excess soil and trim back the stems to about 4-6 inches.
Cleaning and Drying
Wash the tubers with clean water to remove dirt and debris. Allow them to dry completely in a warm, well-ventilated area for several days. Proper drying prevents rot and mold during storage.
Storage Conditions
- Temperature: Keep tubers in a cool, dark place at around 40-50°F (4-10°C).
- Humidity: Maintain moderate humidity to prevent drying out or rotting.
- Ventilation: Ensure good air circulation to avoid mold growth.
Packaging for Storage
Wrap each tuber individually in paper or place them in paper bags. Avoid plastic bags, which can trap moisture and promote rot. Store the wrapped tubers in a cardboard box or wooden crate for added protection.
Checking and Maintaining Stored Tubers
Periodically inspect the stored dahlias for signs of rot or dehydration. Remove any damaged tubers immediately. If tubers appear shriveled, lightly mist them with water and ensure the storage environment remains stable.
Additional Tips for Longevity
- Label each tuber with the variety name for easy identification.
- Refrigerate tubers if your storage area is too warm, but only for short periods.
- Replant tubers in spring after the last frost for a new season of blooms.
By following these tips, you can enjoy beautiful dahlias year after year. Proper storage ensures your dahlias stay healthy and ready to bloom when the time is right.