New growth leaves turning black

Bynk

Well-Known Member
Outdoor plant
2-3 months growth
no nutes
periodic spray w/ Neem oil and copper sulfide

I'm stumped and any help would be appreciated 200729091309853866843.jpg200729093010854888328.jpg
 

cowboylogic

Well-Known Member
If you over sprayed them. The runoff could very well have made you soil copper toxic. Which is what it appears to be to me. The copper toxic soil can also cause root damage.
 
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