Collection: Potassium Fertilizers
Compare products by nutrient analysis, formulation, application method and label directions.
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New
Sold outEspoma Organic Greenrock 7lbs
Regular price $14.99Sale $14.99Unit price per -
New
Sold outEspoma Organic Lawn Food - Summer Revitalizer 8-0-0 (30 lb)
Regular price $36.99Sale $36.99Unit price per -
New
Sold outEspoma Organic Lawn Food - Fall Winterizer 8-0-5 (30 lb)
Regular price $59.99Sale $59.99Unit price per
Collection: Boost Plant Health with High Potassium Fertilizer
Potassium Fertilizers for Plant Vigor
Compare potassium sources used to support flowering, fruit development, water regulation and overall plant function. This collection includes individual amendments and blended fertilizers with varying potassium analyses.
Choosing and Applying
Base applications on soil conditions and crop needs. Review the guaranteed analysis, chloride content where relevant, application rate and label directions.
Browse all nutrient-specific fertilizers or compare phosphorus and calcium fertilizers.