Given plenty of sun, peppers are relatively easy to grow. Plant them in well-draining soil with plenty of organic matter such well aged chicken manure. with a variety of colors and flavors from sweet to the hottest hot. it is sometimes difficult to know when to begin harvesting the peppers. peppers can be harvested when they reach full size and are fully colored, or they can be harvested as soon as they reach a usable size, but this will vary according to which type of pepper variety you grow.