Down To Earth Oyster Shell Single Ingredient Supplements This formula is effective alone

This formula is effective alone as an amendment or as a top dress for encouraging vigorous flowering and fruiting

Since enzymes are specific in the reactions they catalyze

just use the 2' (24") extension kit

or the flowering

Down To Earth Oyster Shell Single Ingredient Supplements This formula is effective aloneOyster Shell flour is an all natural source of high quality Calcium that is ground into varying sizes to ensure an immediate and sustained release of this valuable nutrient. Calcium promotes strong root development, improves nutrient uptake and boosts plant immunity. Oyster Shell builds optimum tilth by improving the texture, aeration and water penetration of soils.