A few of my leaves are turning purple or black can’t really tell ???

[D2800]

It’s a white widow auto it’s been 45 days it’s a foot tall lots of leaves I think it’s in pre flower there a few white hairs growing in nodes not a lot yet but I’m wondering if it’s genetic or is there a problem ??

 

[Cboat38]

Pic’s

 

[farmerfischer]

Pics would help..

 

[Southernontariogrower]

It’s a white widow auto it’s been 45 days it’s a foot tall lots of leaves I think it’s in pre flower there a few white hairs growing in nodes not a lot yet but I’m wondering if it’s genetic or is there a problem ??

Pics please! Or it's conflicted gingivitis!