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Grevillea olivacea (Olive grevillea)
1 hour care
per year
per year
4m
Max height
Max height
2.5m
Max spread
Max spread
10-20 years
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Grevillea olivacea
Other names
Olive grevillea
Genus
Grevillea Grevillea
Species
G. olivacea - G. olivacea is an upright to spreading, borderline hardy, evergreen shrub with elliptic, grey-green leaves and, from early winter into spring, spider-like racemes of petalless, red, orange, or yellow flowers with long, protruding, red styles.
Grevillea olivacea is: Evergreen
Habit
Spreading, Upright
Toxicity
Contact may cause skin irritation or allergic reaction.
Flower
Red, Reddish pink in Spring; Reddish pink, Red in Summer
Foliage
Grey-green in All seasons
How to care
Watch out for
Pests
Generally pest-free.
Diseases
Generally disease-free.
General care
Pruning
Outdoors, Pruning group 1. May need restrictive pruning if grown under glass.
Propagation methods
Seed, Semi-hardwood cuttings
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Where to grow
Grevillea olivacea (Olive grevillea) will reach a height of 4m and a spread of 2.5m after 10-20 years.
Suggested uses
Banks and Slopes, Beds and borders, Coastal, Drought Tolerant, Hedging/Screens, Mediterranean, Wallside and trellises, Wind-breaker
Cultivation
Grow in neutral to alkaline, well-drained, sandy soil in a sunny, sheltered position. Not fully hardy so needs winter protection. Under glass, grow in lime-free compost with grit in full light.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4), Tender in frost (H3)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Grevillea olivacea
Other names
Olive grevillea
Genus
Grevillea Grevillea
Species
G. olivacea - G. olivacea is an upright to spreading, borderline hardy, evergreen shrub with elliptic, grey-green leaves and, from early winter into spring, spider-like racemes of petalless, red, orange, or yellow flowers with long, protruding, red styles.
Native to
Western Australia
Foliage
Evergreen
Habit
Spreading, Upright
Toxicity
Contact may cause skin irritation or allergic reaction.
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Colour
Flower
Red, Reddish pink in Spring; Reddish pink, Red in Summer
Foliage
Grey-green in All seasons
How to care
Watch out for
Pests
Generally pest-free.
Diseases
Generally disease-free.
General care
Pruning
Outdoors, Pruning group 1. May need restrictive pruning if grown under glass.
Propagation methods
Seed, Semi-hardwood cuttings
Monthly care advice
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Where to grow
Grevillea olivacea (Olive grevillea) will reach a height of 4m and a spread of 2.5m after 10-20 years.
Suggested uses
Banks and Slopes, Beds and borders, Coastal, Drought Tolerant, Hedging/Screens, Mediterranean, Wallside and trellises, Wind-breaker
Cultivation
Grow in neutral to alkaline, well-drained, sandy soil in a sunny, sheltered position. Not fully hardy so needs winter protection. Under glass, grow in lime-free compost with grit in full light.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
South, East, West
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4), Tender in frost (H3)
USDA zones
Zone 11, Zone 10, Zone 9, Zone 8
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Hardy (H4), Tender in frost (H3) | Tell us... |
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