Clusters of bright-pink pom-pom flowers, between 1-2 cm across, are dotted with yellow from the prominent anthers on this trailing vine, and are quite remarkable. The spiny pink or green stems and touch-sensitive foliage that folds up, (rather like the "Sensitive Plant" Mimosa pudica), make this a quite intriguing plant to display in a conservatory in cooler climates, or trained along an outside wall in warmer and more temperate zones. It is native to the central USA and is named for Thomas Nuttall, an English botanist who resided in the US for many years. ... Learn More

Dense racemes of purple-blue flowers appear very suddenly in late summer and early autumn, before the linear leaves. One day it is summer, and the next day they are there! Rare in the UK, it is now restricted to Cornwall, parts of Devon and the Channel Islands. ... Learn More

Strikingly-dense, pyramidal racemes of starry mid-blue to lilac flowers are held erect over bright green strappy foliage from March until April. Similar in size to a bluebell, but earlier flowering, this lovely plant will provide a carpet of blue blooms across a shady area and will do best in shady, damp woodland where it will naturalise well. ... Learn More

Racemes of lilac-blue flowers with slightly reflexed petals appear in early winter and will show through into the spring, suspended from narrow stems that emerge from clumps of 3-4 strap-like leaves that first show in autumn. This rarely offered plant is native to Syria and southern Turkey, where it is most at home in scrubland or in shady rocky places. Few seeds collected. ... Learn More

This easy-to-grow plant opens its early blue flowers, rather like small erythroniums, in a loose, few-flowered raceme from January to March. Intriguingly, it starts its growth in early autumn and remains wintergreen, and by using this stratagem to flower early, makes its spikes of hanging, reflexed bright blue bells. Native to the Elburz Mountains in Northern Iran and the Caspian region, where it grows in lightly shaded woodland, it does best with a dry summer rest. Few seeds collected. ... Learn More

From rosettes of strap-shaped leaves arise pyramids of buds which open into darker-veined, pale blue starry flowers. This is a Mediterranean species, originally from Middle East and it does best in a poor stony soil to flower well, otherwise it may develop an abnormal number of offsets subsequently missing out the flowering, although this is a good way to improve the clump. ... Learn More

This valuable plant is often grown for its star-shaped, amethyst-blue to violet, grape-hyacinth-like flowers, which open in late spring, much later than the more popular Siberian squill, and also the various Muscari which it resembles. They are very easy to grow and naturalise well. ... Learn More

Stout stems hold heavy heads of bright blue flowers over clumps of green strap-like leaves which arise from slowly enlarging bulbs. This lovely, easily grown, very long lived and exceptionally large-flowered plant does not come from Peru. When the original bulbs were imported from Spain in the 17 century the ship they travelled on was "The Peru"! ... Learn More

Stout stems hold heavy heads of green-striped white buds which open to bright blue flowers, over clumps of green strap-like leaves, which arise from slowly enlarging and multiplying bulbs. This is the rarer form of the easily grown, very long lived, and exceptionally large-flowered plant, which does not in fact does not come from Peru. When the original bulbs were imported from Spain in the 17 century the ship they travelled on was "The Peru"! ... Learn More

These flowers open very early, between February and April, displaying short conical spikes of deep blue flowers, that hang to one side of the stem and which gradually expand as the spike extends, so that after flowering has finished the spike may be eight inches tall. It is ideal outside in a well-drained sunny spot and excellent in a pot or under glass where you can enjoy much earlier flowers and the wonderful scent. ... Learn More

Although this exceptional, rarely-seen plant has a name that tells us that it is the scilla that looks like a scilla, which is true, it is somehow not very helpful. Feathery, neat spikes, packed with pale mauve-pink flowers, open above rich green, glossy, strap-shaped grassy blades in late summer. Yes, late summer! How many scillas bloom in any season other than spring? This attractive, bone hardy, easy-to-grow plant, is yet another that will stump your gardening friends. Few good seeds collected. ... Learn More

Narrow strap-shaped leaves and pale stems bear short racemes holding nodding, bowl-shaped, ivory-white flowers. It is native to south western Russia, the Caucasus, and Turkey, and strangely, despite its name, it is not native to Siberia. It is completely hardy and if you need something to cover ground or a rockery it has a tendency to spread, both by bulb offshoots and self-seeding. A worthy RHS AGM winner ... Learn More

These delicate, short-stemmed plants opens their star-like palest blue flowers with deep blue stamens, from March to August, but they are usually at their best in April and May, and are usually found in the wild on dry, grassy slopes. In cultivation they make perfect plants for low grass in shade or on a moist rockery. The plant occurs from Portugal north through Spain, France, Great Britain and Ireland. ... Learn More

This truly amazing plant, slowly creeping along like a dense and solid green rippling carpet, produces wonderful shapes and forms. Although related to our pinks and carnations, it is reputed to be the only Australian alpine totally hardy in the UK. ... Learn More

Probably the most diminutive, slow-growing and intriguing, ground covering plant one can grow. In early summer, the prostrate, slowly-creeping cushion makes tiny half inch stems which carry one golden seed each, whilst any weeds in its path are stifled. A gorgeous substitute for a miniature lawn or even in a bonsai garden ... Learn More