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Potentilla atrosanguinea

28 Jul

Potentilla atrosanguinea (02/07/2016, Kew Gardens, London)

Potentilla atrosanguinea (02/07/2016, Kew Gardens, London)

Position: Full sun to light shade

Flowering period: Summer

Soil: Moist, well drained

Eventual Height: 60cm

Eventual Spread: 40cm

Hardiness: 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b

Family: Rosaceae

Potentilla atrosanguinea is a deciduous perennial with a clump forming habit. Its dark green leaves are three lobed with dentate margins, up to 10cm long and 15cm across. Its dark red flowers are up to 20cm across and appear on erect stems in open sprays.

Potentilla atrosanguinea Flower (02/07/2016, Kew Gardens, London)

Potentilla atrosanguinea Flower (02/07/2016, Kew Gardens, London)

Potentilla atrosanguinea, commonly known as Himalayan Cinquefoil, Ruby Cinquefoil or Dark Crimson Cinquefoil, is native to the Himalaya region. In its native habitat it grows on mountain slopes at lower elevations.

The etymological root of the binomial name Potentilla is derived from the Latin potens meaning ‘potent’. Atrosanguinea is derived from the Latin epithet atro meaning ‘better’ and sanguinea meaning ‘blood red’, referring to the colour of the flowers.

Potentilla atrosanguinea Leaf (02/07/2016, Kew Gardens, London)

Potentilla atrosanguinea Leaf (02/07/2016, Kew Gardens, London)

The landscape architect may find  Potentilla atrosanguinea useful as part of a mixed herbaceous planting scheme, with attractive summer flowers. Once established this perennial is drought tollerant.

Ecologically, Potentilla atrosanguinea flowers are attractive to pollinating insects.

Potentilla atrosanguinea prefers moist, fertile, well-drained soils. It tolerates most pH of soil. This plant dislikes wet soils.

Potentilla atrosanguinea requires little maintenance. Large clumps may be divided in autumn or spring.

DAVIS Landscape Architecture

Landscape Architecture

Gaura lindheimeri ‘Whirling Butterflies’

27 Jul

Gaura lindheimeri 'Whirling Butterflies' (02/07/2016, Kew Gardens, London)

Gaura lindheimeri ‘Whirling Butterflies’ (02/07/2016, Kew Gardens, London)

Position: Full sun

Flowering period: Late spring to early autumn

Soil: Moist, well drained

Eventual Height: 100cm

Eventual Spread: 90cm

Hardiness: 7a, 7b, 8a, 8b, 9a, 9b, 10a

Family: Onagraceae

Gaura lindheimeri ‘Whirling Butterflies’ is a semi evergreen herbaceous perennial with a clump forming, spreading habit. Its mid green leaves are lanceolate with coarsely dentate margins, up to 9cm long and 13mm across. Its white flowers are up to 3cm across and appear on 80cm stalks above its leaves. Its roots emerge from rhizomes which aids its spread.

Gaura lindheimeri 'Whirling Butterflies' Flower (02/07/2016, Kew Gardens, London)

Gaura lindheimeri ‘Whirling Butterflies’ Flower (02/07/2016, Kew Gardens, London)

The species Gaura lindheimeri, commonly known as Lindheimer’s beeblossom, Lindheimer’s clockweed, Wand Flower and Indian feather, is native to Texas and Louisiana, USA. Gaura lindheimeri is synonymous with Oenothera lindheimeri.

The etymological root of the binomial name Gaura is derived from the Greek gauros meaning ‘superb’. Lindheimeri is named after Ferdinand Jacob Lindheimer (1801-1879), Texas plant collector.

The landscape architect may find Gaura lindheimeri ‘Whirling Butterflies’ useful as a long flowering perennial in a mixed perennial planting scheme or as an effective ground cover. Once established this perennial is drought tollerant.

Gaura lindheimeri 'Whirling Butterflies' Leaf (02/07/2016, Kew Gardens, London)

Gaura lindheimeri ‘Whirling Butterflies’ Leaf (02/07/2016, Kew Gardens, London)

Ecologically, Gaura lindheimeri ‘Whirling Butterflies’ flowers are attractive to polinating insects.

The Royal Horticultural Society have given the species Gaura lindheimeri their prestigious Award of Garden Merit in 1993.

Gaura lindheimeri ‘Whirling Butterflies’ prefers moist, fertile, well-drained soils. It tolerates most pH of soil.

Gaura lindheimeri ‘Whirling Butterflies’ requires little maintenance. Clumps may be cut back by a half in spring to promote a dense habit.

DAVIS Landscape Architecture

Landscape Architecture

Geranium ‘Orion’

25 Jul

Geranium 'Orion' (02/07/2016, Kew Gardens, London)

Geranium ‘Orion’ (02/07/2016, Kew Gardens, London)

Position: Full sun to partial shade

Soil: Moist, well drained soil

Flowering period: Summer

Eventual Height: 80cm

Eventual Spread: 80cm

Hardiness: 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a

Family: Geraniaceae

Geranium ‘Orion’ is a deciduous herbaceous perennial with a clump forming habit. Its mid green leaves  are deeply lobed with up to seven divisions, up to 12cm across and 12cm long. Its leaves turn red during autumn before dying. Its dark blue flowers have small white centres, are saucer-shaped borne singly and up to 5cm across.

Geranium 'Orion' Flower (02/07/2016, Kew Gardens, London)

Geranium ‘Orion’ Flower (02/07/2016, Kew Gardens, London)

Geranium ‘Orion’,  commonly known as Geranium Orion,  is a seedling of Geranium ‘Brookside’.

The etymological root of the binomial name Geranium is derived from the Greek geranos, meaning ‘crane’; referring to the beak-like fruit.

The landscape architect may find Geranium ‘Orion’ useful as a free flowering low maintenance ground cover suitable for full sun to partial shade.

Geranium 'Orion' Leaf (02/07/2016, Kew Gardens, London)

Geranium ‘Orion’ Leaf (02/07/2016, Kew Gardens, London)

Ecologically,  Geranium ‘Orion’ flowers are attractive to pollinating insects.

The Royal Horticultural Society gave Geranium ‘Orion’ their prestigious Award of Garden Merit in 2004.

Geranium ‘Orion’ prefers moist, fertile, well-drained soils. It tolerates most pH of soil.

Geranium ‘Orion’ requires little to no maintenance. Flowered stems and old foliage may be removed mid summer to encourage new growth. Large clumps may be divided in spring.

DAVIS Landscape Architecture

Landscape Architecture

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