It's possible that it is just stressed. While I haven't done what you're doing it seems to me that the plant should perk up soon. It just figured out that something has changed and it's confused.
grey1223 Reviewed by grey1223 on . Rushed Grow (help!) Ok, so heres what ive got going.. i recently transplanted a plant i found growing in my flowerbed, and move it indoors.. the thing was already 10 or so inches tall.. pretty stretched.. It was growing in pretty hard, shitty dirt. Looked really healthy tho! so i went to a home and garden center and picked up some good soil, blood meal, perlite, and EWC. mixed up the soil with some stones in the bottom for drainage.. thats pretty much it. didnt use any particular ratio for mixing soil.. just Rating: 5