Thanks guys,
Dutch lover, I thought that'd be the case. I was thinking of getting supplementary lighting, but thinking more about it, I think I'd prefer larger top buds off a 600w as I could only use a 400 with suplementary lights aswell..fuking electricity bill!
Postman dave, That's really useful to know. It's good to get advice from someone that knows the strain. I'll follow your advice on that one, I'll probly leave one of the white russians untopped to compare. How nice is the smoke? It sounds nice