Wiggle Worm Soil Builder

$14.99 - $19.99
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The application for earthworm castings is bioavailability: not only are they rich in water-soluble nutrients and trace elements, those elements are in their simplest, easiest-to-uptake form, for rapid root growth and optimum nutrition. 100% natural, this odourless, non-burning amendment increases water retention and improves aeration.

Total Nitrogen (N) 1%
0.1% Water Soluble Nitrogen
0.9% Water Insoluble Nitrogen
Calcium (Ca) 1%
Iron (Fe) 0.2%