Overview
Grevillea 'Poorinda Empress' is a bushy conservatory greenhouse in the genus Grevillea, part of the Proteaceae family, with evergreen foliage. Grevillea 'Poorinda Empress' grows best in full sun, and tolerates loam and sand soils and acid and neutral pH. Its UK hardiness is rated H4. Suggested uses include city and courtyard gardens, coastal, mediterranean climate plants, flower borders and beds and wall side borders.
About
Grevillea 'Poorinda Empress' is a bushy evergreen cultivar of the Grevillea genus, which includes both shrubs and trees known for their alternate leaves and distinctive flowers with a vibrant calyx tube and prominent style. This cultivar thrives in full sun and prefers sheltered, south-, west-, or east-facing aspects with fertile, well-drained loam or sandy soils that are acid to neutral in pH. Hardy to UK zone H4, it is suitable for city and courtyard gardens, coastal areas, Mediterranean climates, and flower borders. It flowers in spring and summer and is propagated by semi-hardwood cuttings.
About the genus
Grevillea, commonly known as spider flowers, is a genus of about 360 species of evergreen flowering plants in the family Proteaceae. Plants in the genus Grevillea are shrubs, rarely trees, with the leaves arranged alternately along the branches, the flowers zygomorphic, arranged in racemes at the ends of branchlets, and the fruit a follicle that splits down one side only, releasing one or two seeds.
Wikipedia contributors, "Grevillea", CC BY-SA 4.0 — Grevillea
Growing conditions
Best soil and position for Grevillea
- Sunlight
- Full sun
- Soil type
- Loam, Sand
- Soil pH
- Acid, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing, East-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Grevillea 'Poorinda Empress' size, habit and characteristics
- Plant type
- Conservatory Greenhouse, Shrubs
- Habit
- Bushy
- Foliage
- Evergreen
- Suggested uses
- City and courtyard gardens, Coastal, Mediterranean climate plants, Flower borders and beds, Wall side borders
Care notes
Pruning and caring for Grevillea 'Poorinda Empress'
- Propagation
- Semi-hardwood cuttings
- Pest resistance
- Generally pest-free
- Disease resistance
- May be susceptible to honey fungus (rarely)
Frequently asked questions
Where is the best place to plant Grevillea 'Poorinda Empress'?
Grevillea 'Poorinda Empress' prefers full sun. It suits sheltered positions.
What soil does Grevillea 'Poorinda Empress' need?
Grevillea 'Poorinda Empress' grows best in loam and sand soil. It prefers acid and neutral soil. Aim for soil that stays well-drained.
Is Grevillea 'Poorinda Empress' hardy in the UK?
Grevillea 'Poorinda Empress' has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Grevillea 'Poorinda Empress'?
Semi-hardwood cuttings.
