Eventually the serrano pods stop growing and will then change color, from green to red, brown, orange or yellow. After that they will fall off of the plant and can even rot on the plant, so it is best to pick your serrano peppers while they are still green or as they begin to change color. What is this?

Are red Serranos hotter than green?

Are red serranos hotter? Red serranos are typically sweeter and slightly less crisp than green ones, and can sometimes be a bit spicier. The color is not related to the heat level, but the age of the pepper is. In short, serranos are typically hotter when they are fully ripened to a red color.

Why are my jalapenos growing in red?

A pepper plant that is stressed, having the soil get dry between infrequent waterings, appears to have an impact on the the hotness of the pepper. … Left on the plant (and even after picked) green jalapeños will eventually turn red. So red jalapeños are older than green jalapeños.