The message
from Rod contains these words:

Mark wrote:

Q. When to prune now or the spring plus how much should I leave above
ground?

TIA
Probably not critical but I do mine in Feb. 2-4 inches - again probably not
critical. What variety(ies) We have done well with Joan J this year.
--
Rod
http://website.lineone.net/~rodcraddock/

Just got my Joan J`s and got them in. Nice to hear a good report about them.