Heat Stress?

[lildog]

Two plants have this issue, other ones have same soil same water and area but not affected. Any ideas?

[D.A.A.S.69]

lildog ,I don't see much heat stress, but I see where bugs have been eating on them, nice plants, by the way,
Nice looking squash an tomato. too.

[Chefbjy]

Yeah pests can cause some damage...first pic looks like maybe russet mites.

https://www.growweedeasy.com/cannabis-broad-mites