Assertion: comfrey | /r/HasProperty | soil tests
Facets:
Source sentences:
text: Comfrey as a companion plant for trees and other perennials – soil tests confirm that soil nutrients increase in the presence of comfrey even when it is not used as mulch, side dressing, or liquid fertilizer, but just allowed to grow.
text: Comfrey as a companion plant for trees and other perennials – soil tests confirm that soil nutrients increase in the presence of comfrey even when it is not used as mulch, side dressing, or liquid fertilizer, but just allowed to grow.