To grow Garden Peas 9cm pot choose an open, weed-free site in full sun. Grow peas in a moist, fertile, well drained soil. Try to dig plenty of well rotted compost into the soil several weeks before sowing to improve soil fertility and help retain moisture. It’s best to avoid sowing peas on cold, wet soils as they tend to rot away. Supplied as several seedlings ready to transplant.