Thanks for the reply. Thanks also for that chart. That's brilliant and I hadn't seen it before.

The white spots are water marks from where the plant gets splashed when the patio gets washed down. I've just wiped them off with a cloth.

Sorry about the pic size. I wasn't sure how big to post so reduced it. Here's a full-sized one. I certainly notice the tracks on the leaves so it looks as though *something* is having a little burrow around in there. The problem started as those brown spots of the RH-most fan leaf and spread to 'burning' patches and on the leaf edges.

Cheers
landi Reviewed by landi on . Diagnosis please Hi all I wonder if someone would be so kind as to tell us what this year's problem is. :) We started, in April, with eight plants from seed. Four were Guerillas' Gusto seeds left over from last year and four were new Amsterdam Gold seeds. All are being grown outside, here in Spain, and four males were culled leaving us with three AGs and a single GG. They were pinched out and potted up as necessary. After their first potting on I started to feed them with half a capful (about two Rating: 5