Comfrey Bocking 14 For Sale, , , , , , , 0, Comfrey Bocking 14 root cuttings for sale - Dalmore Croft, www.dalmore.org.uk, 0 x 0, jpg, Bocking #14 is more frequently used as a garden fertilizer because its stalks are a little thinner than #4 so it decomposes faster. Bocking #4 is used more as an animal fodder (feed).. , 12, comfrey-bocking-14-for-sale, Vacation Destinations Bocking #14 is more frequently used as a garden fertilizer because its stalks are a little thinner than #4 so it decomposes faster. Bocking #4 is used more as an animal fodder (feed)..

Symphytum x uplandicum (Knitbone or Blackworth) Unlike the common comfrey, Bocking 14 is sterile and will not set seed and invade your garden. It also has the highest potash content of.