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3pk2500 tomato formula 574x499

3 Part Masterblend Nutrient Kit (Tomato Formula)

Viewed by many as the gold standard for hydroponic growing, Masterblend tomato nutrients are well-suited for both soil-based and hydroponic growing.

3pk2500l masterblend lettuce kit

3 Part Masterblend Nutrients (Lettuce Formula)

The 3 partĀ MasterblendĀ lettuce nutrients is specifically formulated to maximize yield with all types of lettuce, herbs and other greens.

Calcium nitrate 574x499

Calcium Nitrate 15.5-0-0

100% water soluble and promotes structural strength in plant cell walls.

Fe 500 chelated iron with product 574x499

Chelated Iron DTPA 11%

An essential micronutrient that supports many plant functions and is used to treat or prevent iron deficiencies such as iron chlorosis.

Magnisum sulfate 574x499

Magnesium Sulfate (Epsom Salt)

An essential nutrient for hydroponic systems that promotes nutrient uptake, stress resistance, and overall plant health.

Blossom booster 10 30 20 574x499

Masterblend Blossom Booster 10-30-20

Formulated to work on everything from decorative flowers to fruiting vegetables and berries.

Mb1000 masterblend tomato 574x499

Masterblend Tomato Formula (4-18-38)

Ideal for tomatoes, peppers, leafy greens and more!