Monthly Archives: May 2016

Cleretum bellidiforme


C. bellidiformis is a low-growing succulent annual with grey-green papillose leaves and daisy-like flowers 2.5cm across in shades of pink, purple, cream, orange and yellow

Common Name: Livingstone daisy
Family: Aizoaceae
Color flower: Cream, Orange, Pink, Purple or Yellow in Summer
Hardiness: old H3 (may need winter protection)
Color foliage: Green and Grey/Silver in Autumn, Spring and Summer
Height: Up to 10 cm
Habit: Mat forming
Habit: May be attacked by aphids, slugs and snails
Pruning: Cut back after flowering
Spreadid: North-facing
Time to ultimate height: 1-2 years
Exposure: Grow in well-drained, low fertility soil in full sun
Garden characteristics: Banks and Slopes, Gravel Garden, City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Flower borders and beds, Garden Edging, Mediterranean Climate Plants or Patio/Container Plants

Antirrhinum majus ‘Bells Yellow’ (Bells Series)


Antirrhinum can be annuals, perennials or sub-shrubs, with simple leaves and tubular, 2-lipped flowers which may be solitary or in terminal racemes, in summer and autumn

‘Bells Yellow’ is a compact annual to 30cm, with dense racemes of open-faced, bell-shaped, yellowish-green flowers from early summer to autumn

Common Name: snapdragon ‘Bells Yellow’
Family: Plantaginaceae
Color flower: Green and Yellow in Autumn and Summer
Hardiness: old H3 (may need winter protection)
Color foliage: Green in Autumn, Spring and Summer
Height: 0.1-0.5 metres
Habit: Bushy
Habit: May be attacked by aphids
Pruning: Deadhead to prolong the flowering display
Spreadid: North-facing
Time to ultimate height: 1 year
Exposure: Grow in a sunny position in well-drained soil
Garden characteristics: City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Garden Edging or Patio/Container Plants

Helianthemum ‘Amy Baring’ AGM


Helianthemum are bushy or spreading evergreen shrubs with small paired leaves and saucer-shaped flowers borne in short racemes in spring and early summer

‘Amy Baring’ is a low-growing evergreen shrub forming spreading mats to 12cm high, with narrow elliptic leaves. Flowers single, deep yellow with an orange centre, borne in racemes from late spring

Common Name: rock rose ‘Amy Baring’
Family: Cistaceae
Color flower: Orange and Dark Yellow in Spring and Summer
Hardiness: H4 (hardy – average winter)
Color foliage: Green in Autumn, Spring, Summer and Winter
Height: Up to 10 cm
Habit: Mat forming
Habit: Generally pest free
Pruning: Pruning group 10, after flowering
Spreadid: North-facing
Time to ultimate height: 5-10 years
Exposure: Grow in fertile, neutral to alkaline, moist but well-drained soil in full sun. Suitable for rock garden or the front of a border, or as a ground cover on a sunny bank
Garden characteristics: Cottage/Informal Garden, Garden Edging, Gravel Garden, Patio/Container Plants, Rock Garden or Banks and Slopes

Tropaeolum Whirlybird Series AGM


Tropaeolum can be annuals or perennials, bushy, trailing or climbing by twining stems, with simple or palmately lobed leaves and showy funnel-shaped flowers with five long-clawed petals and often a spur

Whirlybird Series are spreading annuals with rounded light green leaves and single or semi-double flowers to 5cm across, in shades of yellow, orange, red and mahogany

Common Name: nasturtium Whirlybird Series
Family: Tropaeolaceae
Color flower: Orange, Red or Yellow in Autumn or Summer
Hardiness: H3 (half hardy – unheated greenhouse/mild winter)
Color foliage: Pale Green in Autumn, Spring and Summer
Height: 0.1-0.5 metres
Habit: Bushy
Habit: Caterpillars, blackfly, flea beetles and slugs may be troublesome
Pruning: Cut back after flowering
Spreadid: North-facing
Time to ultimate height: 1-2 years
Exposure: Grow in poor, moist but well-drained soil in full sun
Garden characteristics: Banks and Slopes, City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Flower borders and beds, Garden Edging or Patio/Container Plants

Erica × darleyensis ‘Arthur Johnson’ AGM


Erica can be prostrate or erect, evergreen shrubs with fine, needle-like leaves in whorls, and racemes or panicles of small, bell-shaped or tubular flowers

‘Arthur Johnson’ is a vigorous spreading dwarf evergreen shrub to 60cm, with cream-tipped spring foliage and long racemes of magenta-pink flowers in winter and spring

Common Name: heath ‘Arthur Johnson’
Family: Ericaceae
Color flower: Pink in Spring and Winter
Hardiness: H6 (hardy – very cold winter)
Color foliage: Cream and Green in SpringGreen in Autumn, Summer and Winter
Height: 0.5-1 metres
Habit: Mat forming
Habit: Generally pest free
Pruning: Pruning group 10
Spreadid: West-facing
Time to ultimate height: 2-5 years
Exposure: Grow in well-drained acidic soil in full sun
Garden characteristics: Banks and Slopes, City/Courtyard Gardens, Coastal, Garden Edging, Patio/Container Plants, Rock Garden, Ground Cover or Low Maintenance

Galanthus nivalis f. pleniflorus ‘Flore Pleno’ (d) AGM


Galanthus are dwarf bulbous perennials with linear or strap-shaped leaves, and solitary, often honey-scented, nodding flowers with 3 white outer tepals and 3 smaller inner ones often marked with green

‘Flore Pleno’ is a bulbous perennial to 15cm, with narrow, grey-green leaves and solitary, nodding, fragrant, double white flowers 2.5cm in length, the inner segments mostly marked with green at the tip

Common Name: double snowdrop
Family: Amaryllidaceae
Color flower: Green and White in Winter
Hardiness: H5 (hardy – cold winter)
Color foliage: Green and Grey/Silver in Spring and Winter
Height: Up to 10 cm
Habit: Clump-forming
Habit: May be attacked by narcissus bulb fly
Pruning: No pruning required
Spreadid: South-facing
Time to ultimate height: 2-5 years
Exposure: Grow in humus-rich, moist but well-drained soil that does not dry out in summer in sun or partial shade
Garden characteristics: Banks and Slopes, City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Cut Flowers, Ground Cover, Low Maintenance, Patio/Container Plants, Rock Garden or Underplanting of Roses and Shrubs

Pleiospilos bolusii AGM


Pleiospilos are small, stemless, succulent perennials mostly with one or two pairs of very fleshy, grey-green leaves united at the base, and daisy-like yellow or orange flowers, sometimes coconut-scented, in late summer and autumn

P. bolusii is a succulent perennial to 5cm in height, with a pair of very thick triangular grey-green leaves to 7cm in length, and fragrant, bright yellow, daisy-like flowers to 8cm across

Common Name: mimicry plant
Family: Aizoaceae
Color flower: Yellow in Autumn and Summer
Hardiness: H2 (tender – cool or frost-free greenhouse)
Color foliage: Green and Grey/Silver in Autumn, Spring, Summer and Winter
Height: Up to 10 cm
Habit: Clump-forming
Habit: Aphids may be a problem
Pruning: No pruning required
Spreadid: South-facing
Time to ultimate height: 2-5 years
Exposure: Grow under glass in a standard cactus compost, in bright, filtered light. When in growth water sparingly but regularly and feed every two or three weeks with a low nitrogen liquid feed. Keep dry in the winter
Garden characteristics: Low Maintenance or Patio/Container Plants

Crocus cartwrightianus ‘Albus’ Tubergen AGM


Crocus are dwarf, deciduous perennials growing from a corm, with linear leaves usually with a silvery central stripe, and goblet-shaped, sometimes fragrant flowers in autumn or early spring

‘Albus’ is a perennial corm with leaves and flowers developing together in late autumn and early winter, the flowers pure white, with prominent red stigma lobes

Common Name: white wild saffron
Family: Iridaceae
Color flower: White in Winter
Hardiness: H4 (hardy – average winter)
Color foliage: Green in Winter
Height: Up to 10 cm
Habit: Tufted
Habit: Corms are vulnerable to mice, voles and squirrels
Pruning: No pruning required
Spreadid: South-facing
Time to ultimate height: 2-5 years
Exposure: Grow in a bulb frame or alpine house in a mix of equal parts loam, leaf mould and sharp sand or grit. Water freely in the growing season and apply a low-nitrogen fertiliser monthly. Keep completely dry in summer dormancy
Garden characteristics: Banks and Slopes, City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Garden Edging, Gravel Garden, Low Maintenance, Mediterranean Climate Plants, Patio/Container Plants or Rock Garden