How to Plant Green Peas. Green peas are simple to grow. The most important thing is to nail the timing for planting. Peas can grow in any USDA Zone from 3-11 with full or partial sunshine. They need a loamy, humus-rich soil with a pH from 5.5-7.0. Prepare the Beds. Start your garden beds in the fall. This will give you time to till up the.