QUOTE(vyral @ Aug 18 2008, 12:25 AM)

THey are in a constant environment of 77-80 degrees F, Water evrey day and a half, no feeding, except a time or two with tiger bloom
Just typed out loads and damn mac shutdown
Basically, your plants are hungry!
Compost only has enough nutrients in it to sustain a plant healthily up to flowering.
Now you are flowering, the compost has no food in it and your plants need phosporous and potassium, and nitrogen to a lesser degree.
Get yourself some canna liquid feed or something for tomatoes if you can't get that. Mix it up according to the instructions and water your plants with it.
Adjust the fan so it is not blowing on the plants but just above the tops.
Try not to make the mistake of giving them extra strength feed cos they haven't had much recently, cos it doesn't work like that.
Hopefully, your buds should fatten up a bit.
The yellow leaves won't get better but you will notice that the buds get fatter, new growth will be healthier and the purple colour to some of the leaves should go.
All the best
So many people overfeed their plants. Your approach of letting the soil feed the plants is excellent, however, compost can only do this up to flowering.
When you start flowering, the plant needs more Phosphorous and Potassium, with less nitrogen than before.
It is much easier to feed more, than take too much away.
Maybe you should add food to your sig
400 Watts, Some soil, tap water, and knowledge and a bit of foodjust kidding, couldn't resist.
Hope your buds fatten up some, which they will