Certified Organic Ready-Made Soil Blocking Mix*
- Certified Organic and made for soil blocking.
- Now double sifted!
- It binds and holds together to make strong blocks unlike most other seed starting mixes.
- Has the natural supplements needed to get your seeds off to a great start.
- Each 5 quarts makes 400-500 small 3/4″ blocks, 25 large 2″ blocks.
- *Additional shipping per 5 quart bag: Zone A add $2.95, Zone B add $5.95. Flat rate shipping per 15 quart bag: $19.00.
Please read our shipping policy here.
View the seed-starting method soil blocking.
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