Don’t throw those coffee grounds in the trash! Sprinkle them around your plants or mix them into compost. They add organic matter, improve drainage, and attract earthworms (your garden’s best friend).
Bonus Tip: Mix coffee grounds with crushed eggshells for a calcium-rich boost, especially good for tomatoes and peppers.
What Plants Love It Most?
While many plants benefit from coffee, it’s especially helpful for acid-loving species. However, most vegetables prefer neutral to slightly acidic soil, so always test your soil’s pH before going all in.
Great choices include:
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Tomatoes
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Peppers
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Rhododendrons
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Camellias
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Strawberries
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Avoid using coffee on seedlings or delicate herbs—they may be sensitive to acidity.
Coffee in Compost? Yes, Please.
Used coffee grounds are a compost goldmine. High in nitrogen and great for balancing out carbon-heavy materials (like dry leaves or paper), they speed up decomposition and boost microbial activity in your compost pile.
Caution: Don’t Overdo It
Too much coffee—especially undiluted—can make the soil too acidic or even stunt plant growth. Think of coffee as a supplement, not a replacement for regular compost or fertilizer.
Stick to feeding your plants coffee once every 1–2 weeks and observe how they respond.
Final Thoughts: Brew a Better Garden
Using coffee in your garden isn’t just clever—it’s effective, sustainable, and satisfying. You’re recycling kitchen waste, enriching your soil, and growing happier, healthier plants.
So next time you pour yourself a cup, save a little for your garden. The results might just make your neighbors jealous!