Posted: 01/11/2014 at 19:33
Hi Wills, I'm afraid not. Sweet peas and most climbers need something to climb up by various means. Sweet peas have tendrils that twirl around netting, canes twigs or similar.
Clematis wind their leaf stems around trellis or wires.
Ivy will cling onto walls and fences without any other form of support, so will the climbing hydrangea, but they can get heavy and pull a fence down.
Sweet peas have to be sown fresh every year - you can sow them in the autumn and overwinter them, or in the spring. Here is a thread devoted to growing them