PS White sap? don't know, never had that but it's certainly not too early
for pruning so that wouldn't have caused it. Even if you are a bit behind it
still shouldn't matter like that

Kostas Kavoussanakis wrote:
: Three weeks ago I asked about early pruning, and was advised not to do
: it yet.
:
:
http://groups.google.com/groups?hl=e...59-1%26hl%3Den
:
: During the weekend I went off and did it. I noticed last night that
: white residue is everywhere on the branches of the roses. Is that sap?
: It's not powdery mildew, it's more like milk dripping. Was I too late?
:
: Thanks for any answers,
: Kostas