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Black Swallow Living Soils

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Rock Dust Blend

Rock Dust Blend

2 kg	$16.70
10 kg	$41.75

This is a mix of Basalt, Wollastonite, Volcanophos, Gypsum, & Soft Rock Phosphate - our top recommendations for remineralizing soils.

Application Rate:

Mix In – (When making soil) 3 cups per cubic foot of soil.

Top Dress – 1 to 2 tbsp per cubic foot of soil.

Equivalency Measurement - 3 cups/2 lbs

We purchase our products in bulk quantities where ever possible, in order to insure the freshest products and the best possible prices. If you would like an item that is not listed on our site, or in quantities other than those shown, please contact us.

We are located at 137 Nelson Street in Brantford ON (519) 770-0629. You can find us on Instagram and Facebook. Check our blog or listen to the Cannabis Cultivation & Science Podcast.

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