Quote Originally Posted by CYRAX
Well im getting 3 free 400 watt hps lights because they were stolen and my friend can't hold any hot items in his house anymore...

So i was wondering, why do people use weak lights during veg, then stronger lights during flowering?..

Is that a must?.. Can i just use a HPS for the whole grow?...

Thanks..

:thumbsup:
mh for veg, hps for flower.mh emits a different spectrum of light that causes the plant to grow short and bushy which is what u want for veg and hps will flower quicker and u will get a lot better yield it also causes plants to stretch creating more room for bud growth
dopeman420 Reviewed by dopeman420 on . Lighting Question Well im getting 3 free 400 watt hps lights because they were stolen and my friend can't hold any hot items in his house anymore... So i was wondering, why do people use weak lights during veg, then stronger lights during flowering?.. Is that a must?.. Can i just use a HPS for the whole grow?... Thanks.. :thumbsup: Rating: 5