it they are 100% cloudy and opaque, not transluscent, then they are at peak thc content. the red is an indicator of degredation of the molecule into something non or less psychoactive.
if buds are foxtailing, that's meh growth. it should be done throwing new pistils typically, if your triches look like that...
are they like that deeper into canopy? not just top colas.
A staggered harvest is always an option, if not.