All Purpose Fertilizer (20‑20‑20)


Trusted all purpose fertilizer in a 8 oz tub.

Please note: This product is not eligible for discounts and will ship separately from plant orders.


Jack’s All Purpose Fertilizer (20-20-20) is the tried-and-trusted fertilizer according to professional growers. This formula of nitrogen, phosphorus and potassium provides plants with the nutrients they need to grow healthy, lush foliage. Recommended for both indoor and outdoor plants.

For optimal results, use ½ teaspoon per gallon of water every 3–4 weeks during the spring, summer, and fall seasons. No fertilizer needed during the winter months. And remember to always apply fertilizer to damp soil.

For fertilizing instructions for specific plant varieties, please refer to our Plant Care Guides


  • 8 oz tub with measuring spoon
Buy Bloomscape All Purpose Fertilizer

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