Roughly the third week of flowering. By which time the plants will have been in their final post for around 4 or 5 weeks.
Yes, I use them at every potting up stage.
Do you add anything else to that compost or do you keep it as is throughout the grow?
The only thing I add is Granules, to innoculate. Although, see below....
I use it for everything. I sometimes use a pinch of Perlite for cuts to root, but not always. I find they root quicker with a pinch of it, although this varies from strain to strain.
This post has been edited by Arnold Layne: 20 February 2011 - 03:53 PM