It is the main stem plant is 3 1/3 weeks old the med is frog soil extra perlite with a little dr. Earth nutes added in all the others are doing great just over the last 16 hours that happened. It almost looks like the root is growing out of the soil itself. I only lights water every other day if that and never much.ill transplant today and see if that helps. Thanks for all the input. Here are her sister