How Do You Know When Cayenne Peppers Are Ready To Pick. They should be 4. Secondly how long does it take for green peppers to turn red.
Examine the long narrow peppers on your cayenne pepper plants. Cayenne peppers typically require 70 days from germination to first harvest although they may take longer if your summer weather is cool. The general rule of thumb for maturity of sweet peppers is 60-90 days and hot peppers can mature around 90 days and up to 150 days.
Picking some peppers early as green peppers will allow for more peppers to fully mature later.
If you prefer a more mild pepper harvesting early may be exactly the trick to sneaking cayenne into your diet. They may also show some corking marks but usually not. Normally peppers are ready to pick 75-90 days from planting. Peppers are ready to be harvested when the green bell peppers are big enough to eat.

