Also may I say, great blog, easy to under stand mature raspberry bushes. If you are growing in a small space a single post for every 2 plants will be more practical but if you have the room you are better growing a number of canes along a post and wire support fence. Leave a Reply Cancel reply Your email address will not be published. Raspberries have a somewhat complicated pattern of fruit production. I also wonder whether these plants might be black raspberries or blackberries rather than red raspberries. Happy growing everyone Regards Vhon x. A nice mature raspberry bushes job here will pay dividends, make sure the mature raspberry bushes posts are secure enough to take the strain of the wire by bracing with an angled strut. Double fence system This would be my preference as while it takes a bit more work in the beginning it saves a lot of hassle later on, this is the one I use. Post and wire system A post and wire system is a simple fence of approx 6 ft high with galvanized wire fixed between the posts. Raspberry — All Gold.