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Pelargonium 'Purple Heart' (Dw/St/C)

geranium 'Purple Heart'

'Purple Heart' is a dwarf stellar cultivar with single orange flowers. The flowers are set against a foil of green, palmate leaves with dark purple centres; hence the cultivar name

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Ultimate height

0.1–0.5 metres

Time to ultimate height

1–2 years

Ultimate spread

0.1–0.5 metres

Loam

Moisture

Well–drained

pH

Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

East–facing or South–facing or West–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

H1C

Botanical details

Family: Geraniaceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: 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
Name status: Accepted
Horticultural Group: Dwarf pelargoniums are compact Zonal types, a little larger than Miniatures, and growing to 20cm, with single or more typically double flowers; well suited to containers

How to grow

Cultivation

Requires frost-free conditions and good light. Feed plants with a high potash fertiliser during the growing season to promote flowering. See pelargonium cultivation

Propagation

Propagate by softwood cuttings of non-flowering shoots in spring or summer

Suggested planting locations and garden types

City and courtyard gardens
Patio and container plants
Mediterranean climate plants
Flower borders and beds

Pruning

Deadhead regularly. Cut back hard if overwintering old plants indoors

Pests

Generally trouble-free, but may be susceptible to glasshouse pests such as aphids and glasshouse whitefly in spring

Diseases

Generally disease-free, but may be susceptible to grey moulds, pelargonium rusts and pelargonium viruses

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