Tag Archives: pelargonium

Pelargonium Rosais


Pelargonium can be perennials, sub-shrubs or shrubs, sometimes succulent and mostly evergreen, with palmately lobed or pinnately divided leaves and clusters of slightly irregular, 5-petalled flowersDouble-flowered Ivy-leaved pelargoniums are evergreen perennials of trailing habit, with fleshy, palmately lobed leaves and clusters of showy double red, purple, pink or white flowers from early summer to autumn

Rosais is a bushy plant to 30cm with bold foliage and trailing stems to 50cm; semi-double rosy-pink flowers with purple markings on lower petals

Common Name: pelargonium Rosais
Family: Geraniaceae
Color flower: Pink in Autumn and Summer
Hardiness: old H1+3 (required heated glass; may be grown outside in summer)
Color foliage: Green in Autumn, Spring, Summer and Winter
Height: 0.1-0.5 metres
Habit: Bushy
Habit: Vine weevil, leafhoppers, caterpillars, thrips, fungus gnats and aphids can be troublesome. aphids are generally more problematic on over-wintered plants
Pruning: Deadhead regularly
Spreadid: North-facing
Time to ultimate height: 1-2 years
Exposure: Grow in fertile well-drained soil in full sun. Remove spent flowers. To overwinter, grow small plants in late summer from cuttings
Garden characteristics: City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Flower borders and beds or Patio/Container Plants


Pelargonium ‘White Glory’ (R)


Pelargonium can be perennials, sub-shrubs or shrubs, sometimes succulent and mostly evergreen, with palmately lobed or pinnately divided leaves and clusters of slightly irregular, 5-petalled flowers

Regal pelargoniums are evergreen perennials or subshrubs, bushy in habit, with rounded, often lobed leaves and usually single flowers to 4cm across, borne in clusters in summer, in shades of pink, red, orange and purple or white

‘White Glory’ is a bushy plant to 45cm with large clusters of large white flowers, each up to 7.5cm across

Common Name: pelargonium ‘White Glory’
Family: Geraniaceae
Color flower: White in Summer
Hardiness: H1c (heated greenhouse – warm temperate)
Color foliage: Green in Autumn, Spring, Summer and Winter
Height: 0.1-0.5 metres
Habit: Bushy
Habit: Vine weevil, leafhoppers, caterpillars, thrips, fungus gnats and aphids can be troublesome. Glasshouse whitefly can be troublesome
Pruning: Deadhead regularly
Spreadid: North-facing
Time to ultimate height: 1-2 years
Exposure: Grow in fertile well-drained soil in partial shade. Remove spent flowers. To overwinter, grow small plants in late summer from cuttings
Garden characteristics: City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Flower borders and beds or Patio/Container Plants

Pelargonium tomentosum (Sc)


Pelargonium can be perennials, sub-shrubs or shrubs, sometimes succulent and mostly evergreen, with palmately lobed or pinnately divided leaves and clusters of slightly irregular, 5-petalled flowers

Scented-leaved pelargoniums are evergreen shrubs or perennials with strongly aromatic foliage and small, single flowers in shades of pink, purple and white

P. tomentosum is a spreading plant to 75cm, with velvety, peppermint-scented, heart-shaped leaves to 10cm in width, and small clusters of tiny white flowers

Common Name: peppermint geranium
Family: Geraniaceae
Color flower: White in Summer
Hardiness: H1c (heated greenhouse – warm temperate)
Color foliage: Green in Autumn, Spring, Summer and Winter
Height: 0.5-1 metres
Habit: Bushy
Habit: Susceptible to vine weevil, caterpillars and thrips
Pruning: Deadhead regularly
Spreadid: West-facing
Time to ultimate height: 2-5 years
Exposure: Under glass grow in a loam-less or loam-based potting compost in full light with shade from hot sun with good ventilation. When in growth water moderately and apply a balanced liquid fertiliser in spring and early summer. A high potash fertiliser should be used when in flower. Water sparingly in winter. Can be grown outside in frost-free areas in a fertile soil
Garden characteristics: City/Courtyard Gardens, Coastal, Cottage/Informal Garden, Flower borders and beds or Patio/Container Plants