I see you have only been flowering for no more than three weeks on these judging by the puny size and zero crystal content. If I get time I will post some things that might make you cry for your mommy.
LEDs are fine for veg, but if you do some research into why marijuana plants produce trichlomes, you will find that these crystals we all hold so dear are produced by the plant to gaurd itself from harmful UV rays the sun emits. The plant does not want these UV rays to damage reproduction...