When To Harvest Hot Cayenne Peppers. Cayenne peppers can be harvested by hand as they are easy to pick when ripe. I harvest my cayenne peppers in late August or September.
Cayenne peppers typically require 70 days from germination to first harvest although they may take longer if your summer weather is cool. Chronologically when these peppers first come in they are green in color and almost unrecognizable. Seeds for Future Planting.
I like to let them turn red dry a bit on the plant and hopefully get some cold nights.
Harvest your cayenne peppers when the skins are somewhat waxy in appearance and the flesh is firm. Cayenne pepper plants require moist well-drained fertile soil with a neutral pH. The color should be a vibrant red and the pods will be anywhere from 2 to 5 inches long. Firm and Dark Green with Color Tipped Start picking the peppers as the tips change from green to orangered.

