cactus geranium

Also known as: sweetheart geranium

A tender sub-shrub, with semi-succulent, spiny stems, and lobed mid-green leaves with hairy undersides. Plants are often summer dormant, producing clusters of small white, pink or purple flowers, usually marked with dark red blotches on the petals, in autumn and sometimes again in spring

cactus geranium

Scientific classification

Species
cactus geranium (Pelargonium echinatum)
Genus
Pelargonium
Family
Geraniaceae
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Toxicity
Shrubs · Herbaceous Perennial
Plant type
0.5-1 metres
Height
0.5-1 metres
Spread
Deciduous
Foliage
Bushy
Habit
Spring · Autumn · Winter
Season of interest
Full sun
Sunlight
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Ideal temperature

cactus geranium pictures

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Distribution of cactus geranium

Distribution map

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Culture

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Toxicity

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Quick identification of cactus geranium

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cactus geranium care guide

Allow partial soil drying before watering, avoid cold wet compost around roots
Watering
Full sun
Sunlight
Information to be completed
Ideal temperature

Watering

Allow partial soil drying before watering, avoid cold wet compost around roots

Fertilizing

High-potash pelargonium feed every two weeks through blooming warm season

Pruning

No pruning required

Propagation

Propagate by seed sown in spring, or by softwood cuttings in early autumn. Allow cuttings to dry for 2-3 days before inserting into medium

Growing

Grow in well-drained, sandy loam in a sunny spot. Plants are drought tolerant once established, keep almost dry during the dormant period. May tolerate temperatures down to -3°C for short periods, but will need protection from heavy frosts

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Common pests and diseases

Diseases

May be susceptible to grey moulds, black leg, pelargonium rust and pelargonium viruses

Pests

May be susceptible to vine weevil, glasshouse leafhopper, root mealybugs, aphids, caterpillars, thrips, fungus gnats and glasshouse whitefly

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