Description

GAIA GREEN Oyster Shell Flour is a renewable alternative to mined limestone with a comparable capacity for ameliorating soil acidity. A single application can improve soil properties for several years. GAIA GREEN Oyster Shell Flour is an excellent choice for all gardens where increased soil pH is desired.

• An excellent source of slow release calcium.
• Equivalent to limestone for ameliorating soil acidity.
• Renewable resource.

GAIA GREEN Oyster Shell Flour is approved for use in organic agriculture by Ecocert Canada (in compliance with Canada’s Organic Production Systems General Principles & Management Standards and Permitted Substances Lists (CAN/CGSB 32.310-2015 and CAN/CGSB 32.311-2015)).