Jack's Fertilizer

Increase the amount of beautiful blooms in your garden!Key Product FeaturesIncreases the size and number of blossoms21.5" x 14" x 3" in dimensionGreat for vegetable productionFor continuous liquid...

Boost your hydroponic garden with reliable, water-soluble fertilizer!Key Product FeaturesThe General-Purpose Water-Soluble Plant Food 20-20-20, 25 lb. bag is made from balanced nitrogen, phosphorus...

Give your hydroponic setup a boost with Jack's Nutrients!Key Product FeaturesJack's Nutrients 15-0-0 Clacium Nitrate Part B contains a very pure and completely available source of calcium and nitrate...

Give your new plants a better start with remarkable root growth!Key Product FeaturesJack's Nutrients 15-6-17 Clone 1 kg. bag was designed with a formula to help promote strong, fast root growth and...

Give your hydroponic setup a boost with Jack's Nutrients!Key Product FeaturesJack's Nutrients 10-30-20 Bloom 1 kg bag has been proven and trusted by Jack's Professional growers for over 70 years in...

Give your hydroponic system a boost with Jack's Nutrients!Key Product FeaturesJack's Nutrients 12-4-16 1 kg bag features a one part nutrient blend that is designed for crops grown in very low...

Give your hydroponic setup a solid nutritional foundation to build upon!Key Product FeaturesJack's Nutrients 5-12-26 Part A features a redesigned blend that is built with purely soluble and available...

Promotes bud set & enhanced flower production in your hydroponic system!Key Product FeaturesJack's Nutrients 5-50-18 Ultraviolet 1 kg bag was designed to boost available phosphorus for bud settings...

Give your hydroponic setup a boost with Jack's Nutrients!Key Product FeaturesJack's Nutrients 15-0-0 Clacium Nitrate Part B contains a very pure and a completely available source of calcium and...

Give your hydroponic setup a solid nutritional foundation to build upon!Key Product FeaturesJack's Nutrients 5-12-26 Part A features a redesigned blend that is built with purely soluble and available...

Produce more flowers and brighter colors on all indoor and outdoor plants!Key Product FeaturesDesigned to produce more flowers and brighter colors on all indoor and outdoor plants, Blossom Booster...

Give your acid-loving plants something they will love!Key Product FeaturesJack's Professional 25-5-15 High Performance 25 lb. bag is best for use as continuous feeding on heavy feeding plants in...