We have found 15 plants that meet your criteria.

Greater Sea Kale ‘Crambe cordifolia’ Huge dark green leaves and fluffy white flowers £5.49 Buy
Price Pruned
Sea Kale ‘Crambe maritima’ A profusion of delicate, white summer flowers NOW £5.99 Buy
Price Pruned
Ginger Lily ‘Hedychium coronarium’ Strongly scented pure white flowers NOW £6.99 Buy
Beardless Siberian Iris (syn. I.... ‘Iris sibirica Snow Queen’ Great for adding vertical interest £5.99 Buy
Crocus Special Offers
Regal Lily ‘Lilium regale’ Huge, trumpet shaped, white flowers and heady fragrance NOW £3.99 Buy
Price Pruned
Paeony / Peony ‘Paeonia lactiflora Duchesse de Nemours’ Huge, double white flowers into midsummer NOW £6.99 Buy
Crocus Special Offers
Paeony / Peony ‘Paeonia lactiflora White Wings’ Dainty large fragrant single white flowers with yellow centre NOW £24.99 Buy
Price Pruned
Perennial Phlox (syn. Fujiyama)... ‘Phlox paniculata Mount Fuji’ Fragrant, small, starry white flowers NOW £5.49 Buy
Iris ‘Iris Chartreuse Ruffles’ Romantic pale lilac flowers £6.99 Buy
New
Giant Himalayan Lily ‘Cardiocrinum giganteum Yannanense’ A glorious giant lily with a heady scent £9.99 coming soon
Sweet Rocket ‘Hesperis matronalis var. albiflora’ Scented white flowers. Great for wildlife gardens £5.49 coming soon
Perennial Phlox ‘Phlox paniculata David’ Gorgeous, fragrant white flowers in late summer £5.49 coming soon
Burning Bush ‘Dictamnus albus’ White flowers and lemon-scented leaves £6.99 coming soon
Price Pruned
Paeony / Peony ‘Paeonia lactiflora White Wings’ Dainty large fragrant single white flowers with yellow centre NOW £7.99 coming soon
Price Pruned
Perennial Phlox ‘Phlox paniculata White Admiral’ Elegant, white, starry flowers. Long flowering season, too NOW £5.49 coming soon