Sentences with phrase «vermiculite hold»
Potting soil and vermiculite hold moisture and nutrients, and the perlite prevents compaction, aids in drainage and aeration, and promotes root growth.
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Adding clayey soil to an ordinary, non-sterile peat and vermiculite mixture, though it may hold formed blocks together, can introduce fungus that could cause young seedlings to wilt and die.
Add some clayey garden soil to bind the peat and vermiculite — enabling the block to hold its shape.