Top 10 Best Jacks 321

Jacks 5-12-26 Hydro formula was designed as a base foundation for hydroponic growing. Jacks has proven ability to remain in true solution over long periods of time with excellent nutrient availability to plants.. Accurately weighed packets - 2 by weight for making 150 gallons of Jack's 321 hydroponic nutrient solution dependent on the desired strength.. The kit includes individually bagged components 16 oz. of Jacks Hydroponic 5-12-26 Part A, 10.67 oz. solution grade Calcium Nitrate 15-0-0 Part B, and 5.33 oz. solution grade Magnesium Sulfate Epsom Salt.. The kit will be shipped using USPS Priority Mail service which typically arrives in 1-3 business days and includes package tracking..

Jacks 5-12-26 Hydro formula was designed as a base foundation for hydroponic growing. Jacks has proven ability to remain in true solution over long periods of time with excellent nutrient availability to plants.. Accurately weighed packets - 2 by weight for making 23-28 gallons of Jack's 321 hydroponic nutrient solution dependent on the desired strength.. The kit includes individually bagged components 3 oz. of Jacks Hydroponic 5-12-26 Part A, 2 oz. solution grade Calcium Nitrate 15-0-0 Part B, and 1 oz. solution grade Magnesium Sulfate Epsom Salt.. The kit will be mailed using USPS First Class package service which typically arrives in 1-3 business days and includes package tracking..

Water Soluble. Powdered. Easy to mix. Easy adjusting. Industry Standard.

New Design Same Great Product. Designed as a base foundation for hydroponic growing.. Can be manipulated in such a manner as to provide virtually any combination of nutrient levels desired. Should be used in combination with the 15-0-0 Calcium Nitrate in a two-part system..

Brand New Design Same Great Product. High quality and extremely soluble form of Calcium that is easy to take up by plant roots in a hydroponic environment.. This product is used to supplement calcium 18 and nitrate nitrogen with no micronutrients added.. It can be used to raise media pH and to reduce ammonium, sodium and high micronutrient levels.. Should be used in combination with the 5-12-26 Hydroponic in a two-part system..

Part B of a two-part system, Formula 15 - 0 - 0. Should be used in combination with the 5-12-26 Hydroponic in a two-part system. Promotes calcium uptake and strong leaf growth. Use to supplement calcium 18 and nitrate nitrogen with no micronutrients added and is also heavy metal free. Efficient and effective crafted from technical grade ingredients optimized for your needs. High quality at a low price.

Promotes root growth plus flower and fruit development. This 132 major nutrient ratio combination promotes blooming resulting in enhanced flower buds and fruit sets. Real fertilizer to get you real results. The Jack's Nutrients lineup is comprised of the FeED and BOOST products to offer you an efficient powdered solution that delivers the exact nutrient balance according to the crops requirements. Proven and trusted by professional growers for over 70 years.

Provides plants with a very low nitrogen. Provides high phosphorus. Provides very high potassium content. Formulates to keep the whole plant happy to the end of its crop cycle.

Package Dimensions 10.922 L x 7.112 H x 11.176 W centimeters. Size 8 ounce.