Jack's Fertilizer

Jack's Classic All-Purpose Plant Food is ideal for everything you grow!Key Product FeaturesJack's Classic 20-20-20 All Purpose Fertilizer is considered the industry standard of general purpose...

Provide the optimal home for your acid-loving plants with 21-7-7 Jack's Professional fertilizer!Key Product Features21-7-7 Analysis - Provides a rapid correction of high pH situations on plants such...

Give your hydroponic system a boost and make your plants happy with calcium and magnesium in one bag!Key Product Features15-5-15 Analysis - Comprehensive fertilizer with all the macro and micro...

Grow gorgeous and showy houseplants with Jack's Classics!Key Product Features15-30-15 Analysis - Great for keeping houseplants vigorous and green  and increasing the quality and quantity of...

Ideal for growers who want a high potassium or full micro nutrient package fertilizer!Key Product Features7-15-30 fertilizer analysis30% potassium helps ripen tomatoes and fend off yellow...

Jack’s Nutrients is real fertilizer to get you real results.  Key Product FeaturesYou will receive (1) 2.2-pound bag of part A, and (1) 2.2-pound bag of part BDesigned to be used in combination...

Enhance the health of your citrus fruit plants!Key Product Features20-10-20 Analysis - Great for producing vibrant green leaves, strong branches, and more fruit in tropical fruiting plants.Many Ways...

Feed your beautiful orchids with confidence!Key Product Features7-5-6 Analysis - Promotes vegetative growth and prolific blooming in all orchid varieties. Use when flower spikes appear and switch...

Increase the amount of beautiful blooms in your garden!Key Product Features10-30-20 Analysis - Great for producing brighter, more plentiful flowers in flowering plants and producing better vegetables...

Part two of a complete hydroponic fertilizer system!Key Product Features15-0-0 Analysis - Provides a very soluble and available source of calcium and nitrate nitrogen sources. Works in tandem with...

Give your hydroponic setup a boost with Jack's Nutrients!Key Product Features10-30-20 Analysis - Stimulates blooming in plants with heavy bud and fruit set.Water-Soluble Powder - Powdered...

Give your hydroponic system a boost with Jack's Nutrients!Key Product Features12-4-16 Analysis - This one part nutrient blend is designed for crops grown in very low alkalinity waters such as reverse...