Organic Potassium fertilizers
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Kelp (Seaweed) Organic Fertilizer
Introducing our Ferti-Organic Soluble Seaweed and Kelp Meal Fertilizer products - the...
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Potassium Sulfate
Organic Potassium Sulfate: Harvest More! Introducing Protassium+ Standard Fines 0-0-50, an OMRI-listed...
Supercharge Your Crops With Organic Potassium!
Organic farmers and gardeners: get your premium potassium-rich fertilizers from Custom Hydro! Our wide selection includes kelp meal, seaweed extract, potassium sulfate, langbeinite and potassium humates, perfect for nourishing your crops
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Protassium+ SOP 3IX...Regular price $60.98Regular priceUnit price per
$91.70Sale price $60.98Sale -
Soluble Seaweed 0-0-14...Regular price $377.99Regular priceUnit price per
$568.40Sale price $377.99Sale -
Ferti-Corn Steep Powder...Regular price $19.68Regular priceUnit price per
$0.00Sale price $19.68 -
Ferti-Organic Soluble Humic...Regular price $201.46Regular priceUnit price per
$290.00Sale price $201.46Sale -
Soluble Seaweed Fertilizer...Regular price $37.80Regular priceUnit price per
$0.00Sale price $37.80 -
Soluble Humic Acid...Regular price $27.50Regular priceUnit price per
$0.00Sale price $27.50 -
Organic SOP 0-0-50...Regular price $65.60Regular priceUnit price per
$98.66Sale price $65.60Sale -
Ferti-Corn Steep Powder...Regular price $139.80Regular priceUnit price per
$210.25Sale price $139.80Sale -
Soluble Seaweed Fertilizer...Regular price $10.80Regular priceUnit price per
$0.00Sale price $10.80 -
Kelpak liquid seaweed...Regular price From $98.95Regular priceUnit price per
$160.00Sale price From $98.95Sale -
Ferti-Corn Steep Powder...Regular price $71.75Regular priceUnit price per
$100.00Sale price $71.75Sale -
Soluble Humic Acid...Regular price $12.00Regular priceUnit price per
$0.00Sale price $12.00 -
Potassium Sulfate STANDARD...Regular price $15.45Regular priceUnit price per
$0.00Sale price $15.45 -
Soluble Seaweed Fertilizer...Regular price $143.40Regular priceUnit price per
$0.00Sale price $143.40 -
Acadian Organic Kelp...Regular price $99.35Regular priceUnit price per
$149.40Sale price $99.35Sale -
Ferti-Corn Steep Powder...Regular price $9.38Regular priceUnit price per
$0.00Sale price $9.38
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