Jalapenos are the only pepper that is not allowed to fully ripen and change color before being picked. Growing jalapeno peppers is not difficult if you provide plants with proper conditions. Learn more in this article.
How To Grow Bell Peppers Successfully "By August 1, we stop picking the immature green peppers and wait for them to turn their vibrant colors. Let a pepper go to its full color and the texture is smoother and the sugars really develop."