Assertion: russian comfrey | /r/HasProperty | sterile
Facets:
Source sentences:
text: Russian comfrey (Symphytum x uplandicum) is sterile so it will not reproduce through seeds.
text: Russian Comfrey is a sterile hybrid and will not be invasive like some of the other Comfreys.
text: However in the 1950s the organic pioneer Lawrence Hills (founder of the organisation now known as Garden Organic) developed a strain of Russian comfrey named Bocking 14 which is sterile and will therefore not seed itself all around the garden.
text: Russian Comfrey is sterile.
text: Russian comfrey is preferred in the garden as it is sterile and does not self-seed yet bares the same nutrient-rich foliage properties of
text: However in the 1950s the organic pioneer Lawrence Hills (founder of the organisation now known as Garden Organic) developed a strain of Russian comfrey named Bocking 14 which is sterile and will therefore not seed itself all around the garden.
text: Russian Comfrey is sterile which means it does not make viable seed.
text: Bocking 14 Russian Comfrey is a sterile hybrid that will not set seed but can still spread if its roots are disturbed.