I have 10 dwarfs and 5 regs on the go, I put them into flowering bout 4 weeks ago the dwarfs r doing great budding away but the regs arent they have all the pre flowers r def females but still no bud I have them flowering 20/4 is this not long enough for reg plants wud it damage them if I changed the flowering 2 16/4 help me people
Yes, they would be ok. But they are flowering under lengthier light periods so will produce less under fewer hours. They will however finish much quicker than the regs.