Sweet Williams are classic biennial flower seeds, growing in their first year and flowering in their second. These cottage garden favourites will reward you with colour and peppery-sweet perfume from May to July, and will often reseed for many years! We have some gorgeous Sweet William seeds to choose from, including vibrant single colours and mixes.

Whether you’re looking to fill your beds and borders with breathtaking colour or grow a show-stopping cut flower garden, our flower seeds are the perfect choice. Our carefully selected Sweet William seeds promise unbeatable germination rates, vigorous growth, and vibrant, long-lasting blooms. Order today with Johnsons for fast UK delivery – 100% satisfaction guaranteed!