Maybe light stress?
coLeader Active Member Feb 10, 2021 #1 Maybe light stress? Attachments Snapchat-1289758702.jpg 287 KB Views: 41 Snapchat-396093431.jpg 343.3 KB Views: 43
Ukulele Haze Well-Known Member Feb 12, 2021 #2 Heat stress can cause the leaf edges to curl up like that.
hotrodharley Well-Known Member Feb 13, 2021 #3 You’ve spilled something on it. That’s not from deficiency.