Assertion: comfrey's root | /r/CapableOf | penetrate into the subsoil
Facets:
Source sentences:
text: The whole plant is an excellent soil conditioner, the roots penetrate deep into the subsoil and are able to access nutrients beyond the reach of more shallow-rooted plants.
text: In the first year allow the plants to establish so that the roots develop well and penetrate deep into the subsoil.
text: In the first year allow the plants to establish so that the roots develop well and penetrate deep into the subsoil.