30-60cm. Annual. Lavender-blue flowers with dark violet calyces, summer to autumn. Very pretty! Aromatic. Well-drained soil, sun.

90cm. Spikes of violet-blue flowers in summer. Fertile, well-drained soil in full sun.

90 x 30cm. Deep blue flowers in mid-summer to autumn. Initial growth is upright, then has a tendency to sprawl. Keep frost-free in winter.

60-90cm. Deep blue-purple flowers in candelabra-shaped inflorescences. Main flowering in early to mid-summer, with some flowers produced into autumn. Fertile, well-drained soil, sun. Photo shows frosted foliage.

75cm. Deep violet flowers on a bushy shrub, from July to November. Hardy in warmer areas, in fertile, well-drained soil in sun.

1.2-2m. A handsome plant, with evergreen attractive foliage, and spikes of rusty red flowers from late summer to autumn. Fertile, moist but well-drained soil in sun or part shade. Keep frost-free in winter. Good in a container.

100cm. Dark green, crinkled foliage. Deep blue flowers late summer-autumn. Fertile soil in sun or part shade. Over-winter frost-free.

60 x 60cm. Very deep indigo flowers against pale green calyces, in summer and autumn. Fertile, moist but well-drained soil in sun or part shade. Keep frost free in winter. Good in a container.

60-90cm. Silvery reverse to the aromatic leaves. Furry purple flowers late summer. Sun or part shade.

90 x 50cm. Clump-forming perennial, bearing spikes of deep blue-purple flowers with a white marking, all summer. Best in full sun, in humus-rich moist but well-drained soil.

50-100 x 40cm. Vivid red, velvety flowers from late summer onwards. Not hardy, but continues to flower through the winter in frost-free conditions. Fertile soil in sun or part shade.

75cm. Variegated foliage, with cherry red flowers, very long-flowering, from mid-summer through to autumn. Makes a bushy shrub, hardy in warmer areas(-5˚C) in a sheltered sunny spot in fertile, well-drained soil. Good container plant.

70cm. Pure yellow flowers. Habit and conditions similar to above.

250 x 90cm. Large, deep blue flowers with almost black calyces, in late summer to autumn. Needs moisture-retentive soil, and will do well on clay soils. Sun or part shade. Protect from frost.

120-170x 90cm. Similar to above, but with sky-blue flowers and green calyces. Hardy in warmer areas in a sheltered position.

1.5-2m. Dense spikes of indigo-blue flowers from summer into winter. Attractive to bees. Fertile soil, sun or part shade. Keep frost-free in winter.

1.5m. Deep pink flowers with a large, unopening terminal bud, from late summer until frosts. Fertile, moist but well-drained soil. Needs a sheltered sunny spot, or keep frost free.

30cm. Feathered Sage. Finely divided, fern-like foliage. Whorls of pale violet, 'upside-down' flowers in summer. Dislikes winter wet.

30-40 x 60cm. Evergreen silver-grey foliage, with pale lavender-blue flowers in early to mid-summer. Fertile, well-drained soil in full sun. Culinary herb. Good for sage tea.

60-100 x 40-90cm. Evergreen sub-shrub, with white flowers and velvety purple to lavender calyces, flowering through the winter under protection.

60-90cm. Pink flowers over a long period in summer and autumn, on a bushy shrub. Prefers fertile, well-drained soil in full sun, and needs winter protection unless in a sheltered spot in a warm county. (If the top growth is cut back in these conditions, it usually sprout from the base, rather like a hardy fuchsia.) Makes a good container plant.

90cm. Vivid red flowers. Habit and conditions similar to above.

90cm. Deep pinkish-red flowers. Habit and conditions similar to above.

60cm. Rich reddish-violet flowers. Habit and conditions similar to above.

25cm. A compact, floriferous plant with short spikes of intense purple flowers in summer. Attracts bees. Drought tolerant once established.

75 x 60cm. An excellent clump-forming perennial with spikes of deep blue-violet flowers all summer. Humus-rich, moist but well-drained soil in full sun, (water well until established).

50-60 x 60cm. Similar to above, but with pink flowers.

80 x 100cm. A more unusual form of the common sage, having white flowers. Good culinary herb. Humus-rich, moist but well-drained soil in full sun, (water well until established).

45-60 x 45cm. Tuberous perennial, with vivid blue flowers from mid-summer to autumn. Fertile, well-drained soil in sun or part shade. Hardy in warmer areas, or lift tubers and keep frost free in winter

Similar to above, with light blue flowers.

90 x 30cm. Showy panicles of lavender-blue flowers produced in early to mid-summer. Humus-rich, fertile soil in full sun. Short-lived perennial. Self seeds.

przewalskii *** 150 x 90cm. Spikes of purplish-blue flowers all summer. Humus-rich, moist but well-drained soil in sun or part shade (water well until established).

70cm. Rich purplish-red flowers in summer. Well-drained soil in full sun in a sheltered spot.

100 x 30cm. In the second season, bears large inflorescences of white flowers with lilac bracts.

Similar to above, but both flowers and bracts are white.

80cm. Deep red flowers all summer. Very floriferous.

uliginosa 170-200 x 90cm. Produces spikes of sky-blue flowers in late summer and autumn. Needs moist soil and sun in summer, but does not like to lie wet in winter. Provide a protective dry mulch in late autumn, and protect the new growths from the attention of slugs in spring!

60-90cm. Pink flowers. The x jamensis salvias are hybrids between S. microphylla and S. greggii. They make bushy shrubs, hardy in warmer areas (-8C) in a sunny, well-drained, sheltered spot. They flower from mid-summer through autumn, and make good cotainer plants.

60-90cm. Creamy flowers with pink blush. Similar habit and conditions to above.

60-90cm. Pale pink with dark calyces. Similar habit and conditions to above.

60cm. Spikes of bright blue-mauve flowers, summer. Humus-rich, moist but well-drained soil, in full sun,(water well until established).

As above, with violet flowers, dark calyces.

60 x 60cm. Attractive foliage, bearing white bottlebrush-like flowers in mid-summer to autumn. Fertile, humus-rich soil, in sun or part shade.

50 x 90cm. Evergreen shrub, with finely cut, aromatic foliage, bearing pale yellow 'button' flowers in mid-summer. Poor to moderately fertile, well-drained soil in sun.

10-20 x 45cm. Evergreen mat-forming perennial bearing masses of pink flowers in early summer. Well-drained soil in full sun. Cut back after flowering to maintain compact habit.

Similar to above, with white flowers.

1.2m. Rhizomatous shrub, forming a compact evergreen thicket, with fragrant white flowers in winter. Reasonably fertile, moisture retentive soil in full or part shade. Shelter from cold, drying winds.

20-30cm. Aromatic, semi-evergreen dwarf shrub, with spikes of white flowers in summer, attractive to bees. Needs full sun, and poor, well-drained soil.

45-60cm. Attractive evergreen rosettes, with spikes of small white flowers in summer. Fertile soil in part shade.

30cm. Deciduous or semi-evergreen, with red-purple reverse to the leaves. In late summer to autumn, sprays of starry white flowers are produced which last for weeks. Needs a moisture-retentive soil, but not water-logged, and grows in full or part shade.

30cm. Dark bristly leaves with red reverse and red stems, producing loose panicles of creamy-white flowers in autumn. Requires humus-rich, moist but well-drained soil, best in part-shade. Hardy, but it is advisable not to plant in a frost pocket.

20cm. Green leaves, with panicles of unusual pink flowers in autumn. Conditions as above.

10cm. Forms a dark green, mossy cushion, studded with deep red-pink flowers in March-April. Well drained soil in sun or part shade.

30 x 20cm. Mat-forming, with pale green rosettes. Panicles of white flowers with red markings in late spring and early summer. Fertile, neutral to alkaline soil in part sun.

60cm. Lavender-blue flowers in summer.

15cm. Smaller version of above.

90-100 x 40cm. Bears masses of pale yellow scabious flowers in mid to late summer.

30 x 25cm. Silvery grass-like foliage, with masses of pale lavender flowers from mid-summer onwards. Needs a very sunny well-drained soil in full sun.

As above, but with light pink flowers.

coccinea ** 60 x 30cm. Kaffir Lily. Rhizomatous perennial producing spikes of vibrant scarlet flowers in late summer to autumn. Rich, moisture-retentive soil in a sunny position. Intolerant of drought. In warmer areas, or a cool greenhouse, will flower on into early winter,and make good cut flowers.

10-20cm.  Dense racemes of starry blue flowers, April to June. Full or part sun, not too dry.

10-15cm. Light porcelain blue flowers with darker stripe on each petal. Jan - March. Full or part sun. Not too dry.

30 x 30cm. Bulb. Virtually evergreen, clump-forming bulb, which produces a conical flower-head in early summer, bearing masses of star-shaped, deep purple-blue flowers. Excellent in a container.

10cm. Bulb. Pendent bright blue flowers in spring. Well-drained, moderately fertile soil in full sun or part shade.

As above, with white flowers.

15cm. Spikes of lavender-blue flowers; neat foliage.

25 x 30cm. Pale yellow flowers.

15cm. Deep pink flowers.

20 x 30cm. Blue-purple flowers from June to August. Sun or part-shade. Can be vigorous when well-suited.

45cm. Leaves edged cream. Pale pink flowers in late summer/autumn.

15cm. Glaucous foliage, with deep pink flowers in late summer-early autumn.

45-60cm. Pink flowers, aging to copper-red, late summer to autumn.

25cm. Purple-grey succulent foliage, with ruby red flowers, mid to late summer. Attracts bees, etc. Well-drained soil in sun.

8cm.  Evergreen, bright green foliage, with heads of yellow flowers mid-summer to autumn.  Well-drained soil in sun. Attracts butterflies. 

10cm. Evergreen, mat-forming, silvery rosettes, with heads of yellow flowers in summer. Best in full sun in well-drained soil. Drought tolerant once established.

30-45 x 35cm. A white-flowered form of the Ice plant, flowering in late summer to autumn.

10cm. Deep red foliage, with rich pink flowers in mid-summer.

10cm. Mat-forming evergreen, with attractive pink and white margined leaves, and pink flowers in summer.

50-60cm. Large heads of pale green flowers on maroon stems. Unusual and effective. Sun or light shade.

30cm. Jagged foliage, with rich pinky-purple flowers in late summer.

15-25cm. Trailing stems of purple leaves, with dusky pink flowers in late summer to early autumn.

Up to 1.8 x 0.6 m. Clump-forming perennial, with attractive divided foliage, bearing large heads of small white frim mid-summer into autumn. Grow in moderately fertile, moist but well-drained soil in sun or part shade.

30 x 20-30cm. A beautiful, dainty plant, with pretty foliage and pendent, dusky, pinkish-purple flowers in late spring. Moist but well-drained soil, neutral to slightly acid, in full sun or part shade. Protect from the hottest midday sun. Tends to be short-lived, but comes true from seed.

Sorry, none available this year.

8cm. Reddish-pink flowers on 20cm. stems. For sharply-drained soil in sun. Good in a container.

10cm. Greenish-red flowers on 20cm stems in summer. As above.

30cm. A tender succulent, producing bright orange composite flowers over many months. Keep frost free in winter, and not too wet.

40cm. Mauve-pink, 'fuzzy' flowers in autumn. Fertile soil in sun

50-90cm. A rare British native, growing in rough grass and open scrub on chalk. White umbels over fine dark green foliage in July-August. Biennial or perennial.

90 x 15cm. Somewhat coarse foliage, and sturdy stems topped by large green, red-bristled 'flowers' which resemble huge caterpillars! Annual, but self-seeds. Well-drained soil in full sun or part shade.

90cm. White flowers in mid-late summer. Spreads.

75cm. Spikes of soft pink flowers, mid-summer to early autumn.

90cm. Dusky, crimson-purple flowers, early to mid-summer.

75-90cm. Wine-red flowers, mid to late summer.

60cm. Maroon stems and foliage, with pink Campion flowers in summer. Fertile, moisture-retentive soil in sun or part shade.

30-60cm. Pink flowers from early to mid-summer. Fertile, moisture-retentive soil in sun or part shade. Self seeds.

60cm. Double, bright pink flowers in summer. As above.

10 x 30cm. Forms a compact mat, with pale flowers blushed pink, in summer. Moist but well-drained soil in full sun.

20cm. Bright blue flowers in summer.

10-15cm. Bright blue-mauve flowers in summer. Similar to above but a little smaller and neater in habit.

10cm. Lavender flowers with a purple eye.

25cm. Mauve flowers in summer.

15cm. Ice-blue flowers in summer.

15cm. Light purple flowers in summer.

20-30cm. Unusual flowers, dusky yellow and purple, in summer. Reasonably well-drained soil in sun.

60-90cm. Fans of iris-like, evergreen foliage, with spikes of pale yellow flowers from early to mid-summer. Self seeds.

As above, but with strongly cream-margined leaves. Does not self-seed, and needs a very sunny well-drained position.

15cm. Rounded leathery green leaves, with spikes of dainty purple, fringed bells in spring. For a shady spot near the front of the border, or shady rock garden.

8 x 10cm. Rounded, leathery green leaves, stems covered in red hairs. Small purple bells, deeply fringed, are borne in spring. Humus-rich, moist soil in some shade.

45 x 60cm. White-woolly leaves form a spreading carpet, producing spikes of small pink flowers all summer. Well-drained soil in full sun.

A form with exceptionally large leaves, less silvery, and occasional purple flowers.

No true flowers, but the woolly clustersof buds resemble cotton bolls.

A non-flowering form of the above. Does have the occasional identity crisis and throws up a flower spike!

20-30cm. Neat clump, with spikes of white flowers in mid to late summer, contrasting well with the dark foliage.

60cm. Dark green leaves, with spikes of hooded rose-purple flowers in summer. Humus-rich, moderately fertile soil in sun or part shade.

30-40cm. Crinkled leaves, with spikes of mid-pink flowers in summer. Well-drained, moderately fertile soil in full sun.

30cm. A neater, smaller version of S. byzantina, with slightly greener leaves, and spikes of purple-pink flowers. Drought tolerant, sun-loving. Needs very well-drained soil.

30cm. Evergreen shiny scalloped foliage, with whorls of purple-maroon flowers in summer.  Requires a well-drained soil in sun. Flowers all summer.

10-15cm. Bulb. Deep golden goblets produced in autumn, with foliage persisting through to spring. Plant deeply (6�)in sharply drained, moderately fertile soil in full sun. Hardy in warmer counties.

90 x 100cm. Evergreen grass. Dark green leaves streaked orange in summer, and turning completely orange-brown in autumn/winter. Lax open panicles of flowers from mid-summer. A superb plant! Will withstand short periods to �10C. Well-drained soil, preferably in full sun. Self-seeds a little.

2m. Evergreen or semi-evergreen grass, with tall spikes bearing golden oat-like awns in summer.  Well-drained soil in some sun.

2.5m Evergreen, dark green leaves, to 75cm, with large flowerheads on tall stems in summer. Fertile, well-drained soil in sun.

40-60 x 30cm. Clump of fine green leaves, with a cloud of pale feathery flowers above, from mid-summer. Moves in the slightest breeze. Well-drained soil in full sun. Self-seeds a little.

1.2 x 1m Blue-violet, hooded blooms in late summer. Fertile, free-draining soil, in sun or part shade. Provide winter mulch in colder areas.

30cm. Attractive lobed leaves, with bright yellow poppy-like flowers in summer. Deep fertile, humus-rich soil. Good in a shady area. Self-seeds occasionally..

60-110cm. Clump-forming, with pale violet, globular, scabious-like flowers from mid-summer to autumn. Very attractive to bees and butterflies, and to seed-eating birds. Prefers a rich, moist soil in sun, but will adapt to quite dry conditions in part shade. Can be naturalised in grass.

60cm. Bright blue flowers all summer.

45cm. Pale blue flowers opening from red buds.

Similar to above, with pale pink and white flowers.

40cm. Creamy white flowers, late spring-early summer.

60-90cm. Gold foliage in spring, with blue flowers. Needs some shade.

30cm. Sprays of deep red flowers, May to July.