Lobelia erinus ‘Riviera Midnight Blue’ – This common bedding plant is an upright form, with ball-shaped plants that are good for edging borders or using in mixed colour bowls. It bears deep blue flowers with contrasting white streaks throughout the summer and has bronze-green foliage. ‘Riviera Midnight Blue’ is an RHS Award of Garden Merit winner. Grows 5″ high by 8″. Annual
Lobelia erinus ‘Riviera White’ – This upright Lobelia blooms about 2 weeks earlier than standard forms, with pure white flowers contrasted by mid green foliage. These floriferous plants literally smother themselves in blooms but will need to be watered thoroughly during periods of hot, dry weather. A good choice for the Alba garden. Grows 5″ high by 8″ wide. Tender Annual.
Lobelia erinus ‘Riviera Sky Blue’ – This bedding plant produces flowers with the perfect tone of sky blue and the tiniest of complimenting white eyes. It can be grown from seed but settles into the garden better if not in bloom when planted. Fertilize container plants every other week with a general fertilizer such as 15-30-15. Grows 5″ high by 8″ wide. Tender Annual.
Lobelia erinus ‘Riviera Blue Splash’ – Lobelia thrives in regions with cool summers where it can tolerate being planted in full sun (but may finish flowering before the end of summer). In warmer regions it is generally used in shade to part shade exposures. This upright form bears bicolor blooms of white and pale blue, varying slightly on each plant. Grows 5″ high by 8″ wide. Annual.
Lobelia erinus ‘Regatta Sapphire’ – A trailing form of Lobelia which blooms up to a month earlier than other forms. It bears deep blue flowers with a prominent contrasting white eye and is a good choice for hanging baskets and large containers, as it cascades over the edge nicely. Plants can be pulled and composted once killed by autumn frosts. Grows 6-8″ high by 10-12″ wide. Tender Annual.