Sweet Pea 'Promise' is a particularly fragrant variety, boasting up to 4 large, frilly blooms on each long stem. Bred by Roger Parsons, custodian of a National Collection® of Lathyrus species, this pretty variety is certain to become a show bench favourite. Spectacular in the garden and a lovely cut flower too. Height: 180cm (71"). Spread: 30cm (12"). 25 seeds approx.