Hesperis matronalis will not only be easy on the eye due to the stunning purple four-petalled flowers, the sweet rocket will also attract the pollinating insects, which makes this ideal for herbaceous borders and or wildlife areas! The sweet rocket will perform at its best in large drifts, creating loose clusters of lilac blooms which have a rich heavenly scent. If you desire, sweet rocket can even be used for early summer bouquets! Although the hardy Hesperis Matronlias is a short lived perennial (biennial), it is fully capable of withstanding outdoor winter temperatures and will fortunately seed freely to create further spring to summer displays! Hesperis enjoys a fertile, moist, well drained soil. It is happy in most soils, including chalky, alkaline conditions but dislikes acid soils. Choose a position in sun or partial shade. After flowering, leave the faded Hesperis flowers in place set seed, and it will quickly form large swathes throughout borders. Product Specifications: Position: Full sun, sun or semi shade Height: Up to 90cm (35.4in) when fully established Spread: Up to 45cm (17.7in) when fully established Supplied as a 1 litre potted plant Delivered with growing and care instructions Images shown are for guidance only of the expected results from plants upon maturity. Different growing conditions might vary results. Image may be included for illustration of supply but can vary due to seasonality changes (e.g. deciduous plants lose leaves in colder months). Features: Hesperis matronalis performs in large drifts, producing loose fragrant clusters all through from May to July for herbaceous borders or wildlife areas! This striking purple hardy Hesperis won’t just your catch your eye, it is simply irresistible to the pollinating insects! A stunning short lived perennial that will withstand the colder winter temperatures and seed through the summer! 1 x 1 litre potted plant Specifications: Model Number: 64216