tip of leaf is wilting

what.is.this?..water.every.3.days....no.nutes....i.spray.plant.with.bug.killing.shit..but.it.doesnt.harm.plants...any.advice??

.......any,help?

i have the same problem with my new-borns, thougth it might be a heat problem so i installed fans today.....still tryin to work it out.

hmmm.dnt.think.thats.my.problem...temps.are.75.to.85

ah well.just thought id give some input. good luck anyways

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