Overview
Pelargonium 'Sil Wilko' is a bushy, trailing, compact shrubs in the genus Pelargonium, part of the Geraniaceae family, with evergreen, aromatic foliage. Pelargonium 'Sil Wilko' grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H2. Suggested uses include borders, containers and hanging baskets.
About
Pelargonium 'Sil Wilko' is a bushy, trailing, and compact cultivar of the Pelargonium genus, which includes primarily evergreen perennials, sub-shrubs, and shrubs. This cultivar features evergreen, aromatic foliage and thrives in full sun on a south-facing, sheltered aspect. It prefers fertile, well-drained loam soil with a neutral pH and is hardy to UK zone H2. Pelargonium 'Sil Wilko' is suitable for borders, containers, and hanging baskets, with its season of interest spanning spring and summer. Propagation is typically by softwood cuttings.
Growing conditions
Best soil and position for Pelargonium
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Pelargonium 'Sil Wilko' size, habit and characteristics
- Plant type
- Shrubs
- Habit
- Bushy, trailing, compact
- Foliage
- Evergreen, aromatic
- Suggested uses
- Borders, containers, hanging baskets
Care notes
Pruning and caring for Pelargonium 'Sil Wilko'
- Propagation
- Softwood cuttings
- Pest resistance
- Thrips, vine weevil, leafhopper, root mealybugs, whitefly
- Disease resistance
- Pelargonium rust, Pelargonium virus, leafy gall
Frequently asked questions
Where is the best place to plant Pelargonium 'Sil Wilko'?
Pelargonium 'Sil Wilko' prefers full sun. It suits sheltered positions.
What soil does Pelargonium 'Sil Wilko' need?
Pelargonium 'Sil Wilko' grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.
Is Pelargonium 'Sil Wilko' hardy in the UK?
Pelargonium 'Sil Wilko' has an RHS hardiness rating of H2, meaning it is tender, tolerating 1–5°C, and needs frost-free protection over winter.
How do I propagate Pelargonium 'Sil Wilko'?
Softwood cuttings.
More in the Pelargonium genus
- Pelargonium 'Andersonii' (Z/Sc)
- Pelargonium 'Arctic Frost' (I)
- Pelargonium 'Brenda Hyatt' (Dw/d)
- Pelargonium 'Brookside Serenade' (Dw)geranium 'Brookside Serenade'
- Pelargonium 'Brookside Spitfire' (Dw/d)
- Pelargonium 'Cara Rosa' (Za)geranium 'Cara Rosa'
- Pelargonium 'Carnival' (Z)
- Pelargonium 'Cherry Hazel Ruffled' (R)