Flower SWEET PEA, WILD ITALIAN £1.50 Quantity: at £1.50 each Add To Basket Lathyrus odoratus Annual climber with lilac and purple flowers. Very strong scent. Excellent for cutting. Sowing instructions: Sow in spring in situ, or sow in autumn or late winter in pots in cold frames or greenhouse for earlier flowering. Plant out in spring and provide support.