Collection: Calcium and magnesium
Limes, gypsum, shell flours, dolomite and Epsom salts. Lime moves pH; gypsum adds calcium without moving it.
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Fish Bone Meal (phos/calcium/ nitrogen)
(7)Regular price From $37.50Regular priceSale price From $37.50 -

Colloidal Soft Rock Phosphate (ACO Organic calcium phosphate)
(4)Regular price From $15.00Regular priceSale price From $15.00 -

Mussel Meal (nitrogen+)
(2)Regular price From $15.00Regular priceSale price From $15.00 -

Seacliff Organics Calcium acetate( WCA)
(1)Regular price From $30.00Regular priceSale price From $30.00 -

Crushed Bluff Oyster Shells (calcium carbonate + Chitin)
(1)Regular price From $20.00Regular priceSale price From $20.00 -

Dolomite Lime (calcium/ magnesium)
(1)Regular price From $17.00Regular priceSale price From $17.00 -

Calsil Boost (wollastonite )
Regular price From $18.00Regular priceSale price From $18.00 -

Magnesium Sulphate
(1)Regular price From $8.90Regular priceSale price From $8.90 -

Winstone Gypsum Clay Breaker 8kg
Regular price $19.90Regular priceSale price $19.90 -

Calboost ( Micronized Calcium Carbonate)
Regular price From $11.00Regular priceSale price From $11.00 -

Granulated Gypsum
Regular price From $13.00Regular priceSale price From $13.00 -

Winstone Gypsum Clay Breaker 25kg
Regular price $34.90Regular priceSale price $34.90 -

Superfine AgLime (calcium carbonate)
(1)Regular price From $8.90Regular priceSale price From $8.90








