Search results for 'Amaryllidaceae'

Allium senescens

26 Jul

Allium senescens (02/07/2016, Kew Gardens, London)

Allium senescens (02/07/2016, Kew Gardens, London)

Position: Full sun to light shade

Soil: Moist, well drained

Flowering period: Summer

Eventual Height: 50cm

Eventual Spread:  20cm

Hardiness: 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a

Family: Amaryllidaceae

Sub Family: Alliaceae

Allium senescens is a deciduous/ semi evergreen bulbous perennial with a clump forming habit. Its dark green are linear, hollow, up to 30cm long and 12mm broad. Its pink/ purple hermaphrodite flowers are terminal umbels of bell-shaped flowers, these emerge from a papery bract in summer.

Allium senescens Emerging Flowers (02/07/2016, Kew Gardens, London)

Allium senescens Emerging Flowers (02/07/2016, Kew Gardens, London)

Allium senescens, commonly known as German Garlic, Mountain Garlic or Broadleaf Chives, is native to central Europe to Siberia, China and Korea. In its native habitat it grows in dry rocky places.

The etymological root of the binomial name Allium was the ancient Latin term for garlic. Senescens is derived from the Latin senesco meaning ‘grow old’.

Allium senescens Leaf (02/07/2016, Kew Gardens, London)

Allium senescens Leaf (02/07/2016, Kew Gardens, London)

The landscape architect may find Allium senescens useful as part of mixed perennial planting scheme. Once established this perennial is drought tolerant.

Ecologically, Allium senescens flowers are attractive to pollinating insects, including bees and butterflies.

Allium senescens prefers moist, rich, fertile, well-drained soils. It tolerates most pH of soil.

Allium senescens requires little maintenance. Clumps of this plant may be divided in spring or autumn.

DAVIS Landscape Architecture

Landscape Architecture

Hymenocallis speciosa

23 Feb

Hymenocallis speciosa (16/01/2016, Kew Gardens, London)

Hymenocallis speciosa (16/01/2016, Kew Gardens, London)

Position: Full sun to light shade

Flowering period: Autumn

Soil: Moist, well drained

Eventual Height: 50cm

Eventual Spread: 50cm

Hardiness: 10b, 11, 12, 13

Family: Amaryllidaceae

Hymenocallis speciosa is an evergreen bulb forming perennial with a clump forming habit. Its dark green leaves are lanceolate with entire margins, up to 50cm long and 10cm across. Its fragrant white/ green flowers appear in terminal umbles in groups of up to 20.

Hymenocallis speciosa, commonly known as Green Tinged Spider Lilly or Spider Lilly, is native to the Windward Islands, in the east Caribbean. Hymenocallis speciosa is synonymous with Pancratium speciosum.

The etymological root of the binomial name Hymenocallis is derived from the Greek umhn meaning ‘thin skin’ and kalli meaning ‘beautiful’. Speciosa is from the Latin meaning ‘spectacular’.

The landscape architect may find Hymenocallis speciosa useful as a specimen houseplant with attractive, fragrant autumn flowers. A clump of bulbs may be grown in a single pot in a light position.

Hymenocallis speciosa Leaf (16/01/2016, Kew Gardens, London)

Hymenocallis speciosa Leaf (16/01/2016, Kew Gardens, London)

Ecologically, Hymenocallis speciosa flowers are attractive to pollinating insects.

Hymenocallis speciosa prefers moist, free draining soils. It tolerates most pH of soil.

When maintaining Hymenocallis speciosa as a houseplant its soil should be watered regularly during its growing period. Watering should almost stop during the winter months as the plant is dormant during this period. Its preferred active growing temperature rages from between 21ºc to 29ºc, it will tolerate a temperature of 16ºc during its dormant period. Feeding with weak fertiliser solution should be carried out once a month during the growing season. Aphids and Mealy Bugs and Scale Insect may attack this plant.

DAVIS Landscape Architecture

Landscape Architecture

Clivia miniata

21 Jan

Clivia miniata (16/01/2016, Kew Gardens, London)

Clivia miniata (16/01/2016, Kew Gardens, London)

Position: Bright indirect light

Flowering period: Mostly spring

Soil: Moist, free drained

Eventual Height: 45cm

Eventual Spread: 30cm

Hardiness: 10a, 10b, 11, 12

Family: Amaryllidaceae

Clivia miniata is a frost tender evergreen perennial with a clump forming habit. Its dark green leaves are strap shaped with entire margins, up to 60cm long and 10cm across. Its yellow/ orange/ red flowers are up to 7cm long and appear as terminal umbles in groups of up to 20. Its fruit are spherical, initially green, maturing to red. Its roots form fleshy underground stems.

Clivia miniata Leaf (16/01/2016, Kew Gardens, London)

Clivia miniata Leaf (16/01/2016, Kew Gardens, London)

Clivia miniata, commonly known as Natal Lily, Bush Lily or Kaffer Lily, is native to South Africa. In its native habitat it grows as a woodland understory plant.

The etymological root of the binomial name Clivia is named after Lady Charlotte Clive (1787 – 1866), Duchess of Northumberland. Miniata is derived from the Latin miniatus menaing ‘scarlet’.

The landscape architect may find Clivia miniata useful as a foliage houseplant with attractive spring flowers suitable for bright light conditions.

Ecologically, Clivia miniata flowers are attractive to pollinating insects.

Clivia miniata Seed Pod (16/01/2016, Kew Gardens, London)

Clivia miniata Seed Pod (16/01/2016, Kew Gardens, London)

The Royal Horticultural Society have given Clivia miniata their prestigious Award of Garden Merit in 1993.

Clivia miniata prefers moist, fertile, free draining soils. It tolerates most pH of soil. This plant dislikes wet soils.

When maintaining Clivia miniata as a houseplant its soil should be watered thoroughly when the soil is dry to touch during the growing season. Watering should be reduced during the winter months. It requires a minimum temperature of 10ºc during the dormant period in order to flower well. Its preferred active growing temperature rages from between 18ºc to 24ºc. Once established feeding with weak solution should be carried out once a month after flowering to September. Large clumps may be divided. Mealybugs are a potential pest on this plant.

DAVIS Landscape Architecture

Landscape Architecture

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