greyish

Thank you ahead of time to anyone who takes time out of their day to help me out! So I’m in what appears to be a somewhat dire situation with my single purple thai plant. Up until now, things have been going pretty smoothly and consistently. Maybe a bit slow growing, but it’s a strain with a...

Does anyone know what this greyish/brownish coloration at the growing point could be? You can see the discolored growth at the base of the new leaves just sprouting. The same coloration is on the stems of the first set of leaves. It is not present on any of my other plants... yet. Is this...