Remove Yellow Leaves?

[Jackle017]

hey i have 19 plants and there all doing pretty good but sum of the leaves start to go yellow if i cant get to them for more than 2 days so my question is should i remove the yellow leaves or leave them ? get back to me aight pce

[HARDDON]

All right.

Leave the yellow leaves where they are.

[Jackle017]

how can i tell if my leaves are starting to mold? sum of the yellow leaves start getting brown spots on them and then others just totaly dry out and go completley brown and shriveld... any suggestions as to leave the leaves that this happens to or remove them? and it only happens to a couple of the leaves at the bottom of the plant(s)....ok thx get back to me