jkalb- That's Vermont at its wintry finest. Looks just like that today, actually! We got snow last night. Gorgeous.

Das- Kinda depends on your plans for the plants, and how fast they grow.
IF you plan to flower them in 3 gal pots, wait until they are as big as you want to put them into 12/12 at, then stick em in 3's and GO!
If you are keeping them as moms, or the 3 gal pot is not the last pot and you will be flowering in 5 or 10g, let them get good and rootbound in the quart pots, and transplant them before they show stress. You will be able to tell because they suddenly seem to use up all their water SO much faster and need more frequent waterings.
If you are keeping them as moms, you can even go to an intermediate pot like a gallon size before going up to the 3.
stinkyattic Reviewed by stinkyattic on . The importance of a continuous canopy: It's all about EFFICIENCY, baby! I wanted to write a thread about efficiency. We often see new growers planting a seed into a huge pot 'to avoid transplanting', assuming that the act of transplanting is traumatic to the plant. So first off, I'd like to say... IT'S NOT! As long as you do it correctly, the plant will benefit from a correct transplant schedule. So, why do we transplant? There are several reasons, and you should understand the theory behind all of them. First up is the plant's ability to use all the Rating: 5