Many dwarf and semi-leafless ... ensuring there's enough space for plant supports. Make a single V-shaped drill, 5cm (2in) deep, water the base of the drill and sow the peas.
or dwarf and mature at different times of the season. Almost all pea varieties for the home garden are open-pollinated (OP). That means you can save your fully mature peas to plant next season ...
I have two favourites; an heirloom variety or open pollinated sugar snap pea, which is a guaranteed success! These grow about 60cm high (considered dwarf peas) and can be eaten at any stage ...
Stake after the seedlings are up and use anything from pea sticks to bamboo with string to support the plant. Dwarf varieties will need less space and less staking and are well worth considering ...