Lobelia 'Cambridge Blue' is the perfect filler plant for pots, planters and tubs, or even large scale border plantings. Fully deserving its coveted RHS Award of Garden Merit, you can be sure that this is a proven garden performer, guaranteed to be suitable for UK gardeners at every level of experience. You can therefore plant this in the garden with confidence, for stunning displays for many years to come. Very easy to grow, its hundreds of sky-blue flowers will wind their way through the gaps in plants, filling them in with ease. A great little essential plant for all planting schemes. This compact half hardy annual will grow to be 15cm (6in) high Supplied as a pack of approx. 1500 seeds.