Similar to: Wiggle Worm Worm Castings Fertilizer

Top Picks

E.B. Stone Organics Bone Meal
Top Pick

Best organic phosphorus source for gardeners growing flowers and root vegetables.

This organic powerhouse is the gold standard for building deep, resilient root systems and driving heavy fruit production. You sacrifice the instant gratification of synthetic fertilizers for a slow-release formula that feeds your soil naturally, ensuring your garden thrives with long-term, sustainable vigor.

Root Growth

Organic

Transplanting

Slow Release

Espoma Garden Tone Plant Food
Runner-Up

Best organic fertilizer for home gardeners growing edible crops.

A reliable, organic-certified granular fertilizer designed to boost vegetable and herb yields. Its slow-release formula ensures steady, long-term nourishment without the harshness of synthetic alternatives, making it a safe and effective choice for home gardens.

Safe

Slow Release

Targeted

EB Stone Cottonseed Meal
Best Value

Best organic fertilizer for gardeners growing acid-loving plants like blueberries.

This organic meal is the gold standard for acid-loving plants like azaleas and blueberries, naturally lowering soil pH while feeding your garden. You sacrifice the instant gratification of synthetic fertilizers for a slow-release, long-term improvement in soil structure that builds a healthier foundation for every season.

Organic

Acidifies Soil

Slow Release

Improves Soil

Best organic phosphorus source for gardeners seeking vibrant, long-lasting blooms.

Best organic fertilizer for gardeners seeking safe, long-lasting plant nourishment.

Best organic fertilizer for gardeners seeking odorless, long-lasting soil nourishment.

Best organic fertilizer for home gardeners growing flavorful, high-yield tomatoes.

Best organic fertilizer for gardeners seeking sustainable, long-lasting plant nutrition.

Best organic soil amendment for health-conscious indoor and outdoor gardeners.

Best organic fertilizer for cannabis growers seeking sustainable, high-yield results.

Best organic phosphorus booster for gardeners growing vegetables, bulbs, and trees.

Best natural soil amendment for organic vegetable gardeners.

Best organic iron supplement for gardeners reviving yellowing, nutrient-deficient plants.

Best organic soil amendment for sustainable gardeners seeking plant vigor.

Best soil booster for container gardeners seeking healthier, more resilient plants.

Best organic mineral supplement for home gardeners seeking healthier, more vibrant soil.

Best organic soil amendment for gardeners seeking resilient, healthy plant growth.

Best soil amendment for organic gardeners seeking improved plant vitality and yields.

Best organic soil amendment for gardeners seeking natural, vibrant plant growth.

Best organic choice for gardeners seeking sustainable, all-purpose plant nutrition.

Best organic supplement for indoor gardeners prioritizing long term plant health.

Best organic root enhancer for home gardeners seeking vigorous plant growth.

Best organic soil booster for gardeners seeking stronger, healthier plant roots.

Best all-in-one organic fertilizer for simplified soil maintenance and plant growth.

Best organic soil amendment for gardeners establishing new, resilient plantings.

Best organic fertilizer for gardeners seeking sustained, natural plant growth.

Best organic fertilizer for gardeners seeking vigorous vegetative plant growth.

Best organic fertilizer for gardeners wanting vibrant, abundant blooms.

Best organic nutrient boost for dedicated home vegetable gardeners.

Best magnesium supplement for gardeners wanting vibrant, healthy flowering plants.

Best CO2 solution for indoor gardeners seeking effortless plant growth.