The message
from "Tumbleweed" contains these words:

Our new tomato plants are showing signs of dark brown and light purple
patches on the leaves, obviously blight. We prefer an organic solution
to the problem. Can someone recommend something please.

Pull them up and burn them.

--
Rusty Hinge
horrid·squeak&zetnet·co·uk
http://www.users.zetnet.co.uk/hi-fi/tqt.htm