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Antirrhinum majus 'Kimosy' is a lovely dwarf variety of Snapdragon with a tidy, compact habit. An all-around excellent garden performer, the plants perform well in containers, in beds or in borders. In a wide range of colours they flower from early summer right through to mid-autumn.

Antirrhinum majus 'Lucky Lips' has been awarded the Fleuroselect Award. The judges were impressed by its height and compact plant habit. Blooming with distinctive contrasting bicolour purple-red and white flowers, a colour way that is often referred to as a 'silver bi-colour', it is ideal for adding height to borders or for cutting.

Antirrhinum majus are one of the most reliable flowers for the garden and one of the most important 'summer cut-flowers' grown from seed. Although the usually bloom in boldly painted, bright primary colours, its lovely to be offered a softer option. 'Orange Wonder' has the most beautiful and delicate, orange-rose blooms.

Though technically classified as a short lived perennial, Antirrhinum majus are often cultivated as an annual, sown early in spring to flower in summer. They can also be grown as a biennial, sown in late summer to flower the following season. 'Rose' blooms with beautifully soft rose pink flowers.

Antirrhinum majus 'Ruby' produces densely packed spikes that bloom in succession with voluptuous, ruby red flowers. Superb for contrast and for giving height to the border they also make an excellent cut flower. After they are done blooming, trim the plants back, and they will quickly be blooming again.

Worldwide, Antirrhinum is one of the most important 'summer cut-flowers', grown year-round in greenhouses they are adored by florists and gardeners alike. An all-around excellent garden performer, 'Snowflake' produces densely packed spikes that bloom in succession with pure white flowers.

Antirrhinum majus ‘Tetra Mix’ produce tall, stately plants with ruffled blooms in a rich variety of colours. The robust plants grow to around 90cm tall. Superb for contrast and for giving height to the border, they are grown year-round by florists as a cut flower and are an all-around excellent garden performer.

Aquilegia alpina is a species-columbine that rivals the fanciest cultivars and has been grown in gardens for as long as the idea of gardening has existed. It is a clump-forming perennial with deep blue-green, downy foliage and vibrant violet blue nodding flowers in late spring and early summer.

Aquilegia atrata is a beautiful free flowering species that is native to the alpine meadows and forest clearings of Switzerland and Northern Europe. With many branching stems of deepest coloured, almost black flowers. This is an outstanding, highly sought species that would be a showstopper in any garden.

Native to Canada and the US in all states east of the Rockies, this superb variety is quite unlike the usual Aquilegia. Growing just twelve to eighteen inches tall, with dark-green foliage and eye-catching, scarlet and lemon-yellow flowers which hang like drifts of softly illuminated lanterns.

Aquilegia var. stellata 'Barlow Mix' is one of the really exceptional doubles forms of Aquilegia. It is the first Aquilegia series with fully double, spurless flowers. Stylish and elegant, with a graceful upright habit they grow to around 80cm tall. It produces many stems and makes an ideal cut flower.

Eye-catching, purple-black flowers with contrasting white centres appear in late spring and early summer above fern-like, mid-green leaves this variety is something special. 'William Guinness' is a superb and reliable Aquilegia variety that makes an ideal cut flower, it grows and blooms well in shady areas.

The 'Star' series was bred to have upward facing flowers; it is similar to the Mckana varieties but in single colours. With violet-blue petals with a pure white corolla, this early summer cottage garden favourite produces striking, long spurred blooms year after year.

The Star series was bred to have upward facing flowers, similar to the Mckana varieties with elegant white flowers with long spurs and tidy mounds of fern like foliage. This pure white columbine looks equally wonderful in a sunny, herbaceous border or to light up a dark corner of the garden.

Arabis is a very popular and useful plant and one of the best for the rockery. It is related to Aubrieta and is used in a similar fashion. 'Grandiflora Rosea' is a pink flowered cultivar that makes a good groundcover, it can be used in borders and is excellent for trailing over the edges of containers, over stones or down walls.

Arctotis was born to play a starring role, they are among the most brilliant of all flowers. 'Harlequin' is a beautiful strain with large, brilliantly coloured flowers with many different combinations, some with contrasting tones and all with a luminescent sheen. You'd be hard-pushed to find better performing plants.

Armeria Maritima 'Alba' is a beautiful white cultivar. One of the easiest grown perennials and a valuable rockery plant, and one that should always be included if choice is restricted. This compact, evergreen perennial grows in low clumps and sends up long stems from which globes of pure white blooms.