F2 Fertilizer

Directions

Powder (make a stock): Mix 20 g of F2 powder in 100 ml of RO/DI water to create a concentrate. Dose 1 ml per 1 litre of phytoplankton culture for standard f/2 strength. Shake before each use.

Liquid: Dose 1 ml per 1 litre of phytoplankton culture. Shake well before use.

What’s Inside

Nitrate and phosphate salts for primary nutrition

Chelated trace metals (Fe, Mn, Zn, Co, Cu, Mo)

Vitamins B1 (thiamine), B7 (biotin), and B12 (cyanocobalamin)

Storage

Keep the powder sealed in a cool, dry place. Refrigerate the liquid (and any powder-made stock) after opening and use within 6 months.