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These Mini-Blocks are individually wrapped in white plastic to minimize algae growth
-looks great as a top dressing for pots and also helps prevent evaporation
Measure out half of the ingredients (just shy of 1/2 cup) and follow the instructions as per usual
use this container for air-tight
As a slow-release fertilizer
Gro4 Premium Granulated Earthworm Castings 1.36kg reflector These Mini-Blocks are individually wrappedA slow releasing organic amendment for optimal growth and an excellent nitrogen boost. Granulated castings can be used indoor or outdoor for seed germination, seedling propagation or on existing plants, it is especially beneficial for vegging.
US$ 23.00
US$ 59.90
US$ 59.90
US$ 199.50