Commented: Plum and Nanking cherryMy understanding is that only American or a Canadian plum can pollinate Pembina. Do you have a patch of native land close by or someone else that may have one or the other?
Commented: How to get rid of grass and start new blackberry trellis?I would till, but that won't stop the grass from returning. Blackberries should be able to compete with the grass. Not much that you can do with the ph at this point for long term change. I am not sur...
