Purple / Lilacs

Super tall and ridiculously ruffled, ‘Benary's Giants features large, double blossoms. Growing up to 12cm (5in) in diameter, it is one of the largest-flowered varieties of zinnias available. 'Giant Lilac' feature densely packed lilac blooms, this ‘cut-and-come-again’ flower, yields multiple cuts throughout the season

The 'Zinderella’ series is a breakthrough in scabiosa-flowered Zinnia breeding. A unique zinnia, that produces large flowered blossoms that are layered thickly with a stunning crown and contrasting dark centres. Because of this unique new colour 'Zinderella Lilac' has won the Fleuroselect Award.

Wisteria sinensis is surely the most distinctive of climbers and by far the most captivating when in bloom. This hardy climber will give stunning displays every year. Bearing large pendent clusters of fragrant violet-lavender flowers in late spring to early summer, the foliage appears once the flowers are over.

Cultivated in Switzerland in 2004 from the famous 'Queen Charlotte', One would think that 'Reine de Neiges', or 'Snow Queen' would be a white bloomer. The flowers are almost white, a clear crisp ice-blue. Long blooming and upward facing, their fragrance is intense.

Introduced in Germany in 1900, 'Konigin Charlotte' are famously grown for their perfume. The violet coloured flowers are extremely fragrant, This cultivar is unique in that its flowers turn upward making them viewer friendly. It is also one of the longest flowering violets with scented flowers.

Sorbet 'F1 Raspberry' has tricolour patterns with cap, face, whiskers and eye colours, with luscious deep raspberry red upper and lower petals with dark whiskers and a golden eye. It is a stunning new colour pattern, with a bright face that seems to be basking in the spring or autumn sunshine

To garden with an Oudolf-esque plant like Veronicastrum, it is not necessary to turn your outdoor space into a prairie: you are allowed to keep your flower beds. Naturalistic planting travels well, and Veronicastrum holds its own in a formal border as well as in the middle of a lawn which has turned into a meadow.

Relatively new to cultivation Verbascum phoeniceum 'Violetta' is the smallest growing of the perennial Verbascums. Soundly perennial and drought tolerant it produces delicate flower spikes with whorls of tissue thin purple blooms that ascend to the finest point. It is by far the darkest flowered mullein available.

Verbascum ‘Snow Maiden’ is an incredibly beautiful mullein that grow to just 36 to 48cm tall. With masses of soft white flowers each with delicate yellow filaments they flower in June and continue to appear over a long summer, often right through to September. Very easy to grow from seed.

Thymus serpyllum is one of the most versatile groundcovers. Forming dense evergreen cushions of flowers these low maintenance plants don’t require mowing, watering or care, and can take a lot of abuse. Its leaves can be used as a culinary herb and its uses in the garden are almost unlimited.

Thalictrum aquilegifolium 'Purpureum' features a basal clump of lacy, blueish-green foliage topped by a hazy, fuzzy show of purple flowers. They produce a shimmering hazy effect in beds and borders wildflower gardens or meadows. Both leaves and flowers are good for flower arrangements.

Summer-blooming spiky flowering plants - in garden design parlance ‘the verticals’. We all need some, and there are lots of contenders, but a plant that can go just about anywhere in the garden, cope with almost all situations and bloom with copious plush spikes over several weeks is a very rare treat.

Pulsatilla vulgaris is now a very rare native species, the genus includes some of the loveliest of all flowering plants. In early spring, woolly, flower buds first appear, their silky foliage is deeply divided and covered with soft silvery hairs. The violet-purple flowers often opening while still under snow cover. These plants are always a delight.

Prunella vulgaris is an interesting and quite beautiful little wildflower plant. The plants produce pretty blue-violet flowers in summer, the flowers freely produce nectar and are highly attractive to bees. If you’re looking for something to add to a meadow garden, or something for those shady areas this is the plant for you.

Collected at altitude in Japan and introduced in 2006, Polemonium yezoense 'Purple Rain' is one of the best new introductions in recent years. With bronze-purple lacy foliage, dark stems and violet-blue flowers, it is the darkest flower form of Polemonium available.

'Sugar Stars' is a fabulous new annual Phlox variety that blooms with a confection of purple-blue and white clustered blooms. One of the most useful of annuals they flower from mid July right through to October. For spectacular display, romantic excess and sweet fragrance, they are without peer.

Phacelia is a very attractive plant and one with a variety of uses. Very rich in both nectar and pollen, it is listed as one of the top 20 honey-producing flowers for honeybees. It is ideal for a wildlife-friendly planting scheme and makes a wonderful green manure.

Russian Sage is one of the great garden plants of all time, but if you've been frustrated by their floppy nature, this new variety will be a welcome addition. Growing to about 60 to 75cm tall, Perovskia atriplicifolia 'Taiga' is also the first Russian sage available as a first year flowering perennial.

A winner of both an AAS and Fleuroselect Awards, Penstemon ‘Twizzle Purple' is a first year flowering perennial that boasts twice the length of flowering stem. Strong, trouble-free plants produce trumpet shaped magenta-violet blooms that flutter all along tall, slender stems.

A Passiflora that produces very fragrant, unusual flowers. The flowers are white, except the base of the corona which is purple; the filaments are curly, as long as the petals, 5 to 7cm across. The edible fruits possess pleasant flavour, kind of sweet and a little tart.