anyone know why?

[marigold]

hello everyone ! first post, this site is full of great info cuz it got me this far ! now i have weird prob. leaves on 2 plants are curling lengthwise like shrivling fingers ? only top leaves.?

[marigold]

3 months old from seed kashmir and godbud, 2 weeks flower, only happen on 2 of 22

[marigold]

3 months old from seed kashmir and godbud, 2 weeks flower, only happen on 2 of 22

[marigold]

-indoor
-soil
- medium- compost,bld /bone meal,bat guano,potting soil,bat guano,dolmite lime


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-
-Water source-tap
-Water pH-7
-Age of plant-3 months
-Type of fertilizer-earth juice
-Rate of application-regular strength every other watering
-Lighting source and distance from plant-2-1k hps, 2 '
-Temperature (both day and night if you are running a dark period)-80 day 72 nite
-% Relative humidity-32%
-Lighting schedule-12/12
-Type of ventilation your room has-filter,440 cfm 6 inch fan thru lights and outside
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