Are my cannabis plants ready to harvest Sundae driver,purple punch

hi guys as a new grower i desidd to make this video, due to my inexperience i needed help with harvesting or knowing when to harvest they have been in flower for about 8 weeks now and the tricombs have bearly start to turn amber i am flushing this cannabis plants at the moment waiting for them to finish up.i did use general hydroponics so i like to flush as best as i can, her is a link to the nutrients i usehttps://www.amazon.com/General-Hydroponics-Flora-Bloom-Fertilizer/dp/B01I4U0NYK/ref=asc_df_B01I4U0NYK/?tag=hyprod-20&linkCode=df0&hvadid=193142362025&hvpos=1o1&hvnetw=g&hvrand=15567643948183114571&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9033270&hvtargid=pla-311792297271&psc=1 i do have them growing with ceramic metal hailide CMH 315 w nanolux heres the link to thathttps://www.amazon.com/Nanolux-NN640028030-CMH-315W-Fixture/dp/B0178GTPH2/ref=asc_df_B0178GTPH2/?tag=hyprod-20&linkCode=df0&hvadid=198106292047&hvpos=1o3&hvnetw=g&hvrand=672246755928408261&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9033270&hvtargid=pla-323871452358&psc=1and also i am using smart potshttps://www.amazon.com/VIVOSUN-5-Pack-Thickened-Nonwoven-Handles/dp/B00TF9E6XE/ref=asc_df_B00TF9E6XE/?tag=hyprod-20&linkCode=df0&hvadid=193142362025&hvpos=1o2&hvnetw=g&hvrand=11946221432259709290&hvpone=&hvptwo=&hvqmt=&hvdev=c&hvdvcmdl=&hvlocint=&hvlocphy=9033270&hvtargid=pla-314225111200&psc=1 really new to this please leave a coment if this in fact did help lol and thank you so much for the support and the respect