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17 Plants That Thrive with Coffee Grounds – Boost Growth Naturally
2. Garlic
Adding coffee grounds to garlic beds improves soil fertility and structure. The slow-release nitrogen promotes healthier bulb development, resulting in larger, more flavorful garlic. Work grounds into the soil before planting in fall for best results.
3. Onions
Like garlic, onions benefit from coffee grounds’ ability to reduce soil compaction. This allows for more even root development and fuller bulbs. Used as mulch, coffee grounds can prevent waterlogging issues that often plague onion crops.
4. Cucumbers
Coffee grounds help maintain good soil structure and moisture retention for cucumber plants. The slow-releasing nitrogen supports vigorous root development and more abundant fruiting. Your cucumber harvest will thank you!
5. Peppers
Both sweet and hot pepper varieties thrive with coffee grounds mixed into their soil. The improved aeration and nutrient boost result in stronger plants and more prolific fruiting. You’ll notice increased vigor and productivity in no time.
6. Pumpkins
These heavy feeders appreciate the nitrogen-rich coffee grounds, which support robust vine growth and improved fruit development. The grounds also enhance soil aeration and moisture retention, reducing the risk of root rot while maintaining proper hydration.
7. Squash
All squash varieties benefit from the improved soil fertility and structure that coffee grounds provide. The enhanced water retention and root development lead to healthier plants and better harvests of your favorite summer and winter squashes.
Herbs Enhanced by Coffee Grounds
8. Basil
This popular culinary herb loves the nitrogen boost that coffee grounds provide. The increased nitrogen supports lush leaf growth, giving you more of this aromatic herb to harvest for your favorite dishes.
9. Rosemary
This woody perennial thrives in soil amended with coffee grounds. The grounds maintain the acidity rosemary prefers while supporting root development. Your rosemary will grow more vigorously and provide more of that distinctive aroma.
10. Mint
Notorious for its spreading habit, mint grows even more robustly with coffee grounds. The improved soil structure prevents root rot while the nitrogen supports healthy new leaf growth. Just be sure to contain this enthusiastic herb!
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