Settle down zap,
To me it seems quite likely that those tender white fingers are sensitive to light, they're almost albino and meant to be deep in the ground.
I might be wrong, but it is generally accepted, and I think it makes sense until its proven otherwise.

Try this:
Endogenous ABA in Growing Maize Roots: Light Effects
faithlessxxx Reviewed by faithlessxxx on . LowRyder2 ~ HPS & LED For the standard reasons I wanted to try LowRyder2, since it has been reviewed as improved over the original. Also because I thought that a dwarf plant would be just the kind of pot plant that I needed for successful growth with the nature of LED grow lights being the way they are. It is now mid-course for these plants. The LED is about 5 weeks and the HPS is about 3.5 weeks. The HPS is a good standard growth of the plant and is well into starting buds. One female and one male, I thought that Rating: 5