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Dendromecon harfordii (Island bush poppy)
1 hour care
per year
per year
3m
Max height
Max height
2.5m
Max spread
Max spread
10-20 years
To maturity
To maturity
Plant details
Botanical name
Dendromecon harfordii
Other names
Island bush poppy, Dendromecon rigida subsp. harfordii
Genus
Dendromecon Dendromecon
Species
D. harfordii - D. harfordii is a borderline hardy, rounded to spreading, evergreen shrub or small tree with oval, blue- to grey-green leaves and poppy-like, bright yellow flowers from spring to early summer.
Dendromecon harfordii is: Evergreen
Habit
Spreading
Flower
Bright-yellow in Spring; Bright-yellow in Summer
Foliage
Grey-green, Blue-green in All seasons
How to care
Watch out for
General care
Pruning
Pruning group 1 in early spring. Pruning group 13 if wall-trained.
Propagation
Sow seed at 10-13C (50-55F) in autumn or spring.
Propagation methods
Root cuttings, Seed, Softwood cuttings
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Where to grow
Dendromecon harfordii (Island bush poppy) will reach a height of 3m and a spread of 2.5m after 10-20 years.
Suggested uses
Cottage/Informal, Containers, Coastal, City, Beds and borders, Banks and Slopes, Drought Tolerant, Wallside and trellises
Cultivation
Grow in well-drained soil in full sun. Tolerates moderate drought. Needs a sheltered position in the colder areas of its growing range. May survive short periods of temperatures below -5C (23F) if protected. In areas with very cold winters, grow in a cool greenhouse.
Soil type
Sandy, Loamy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, 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
Dendromecon harfordii
Other names
Island bush poppy, Dendromecon rigida subsp. harfordii
Genus
Dendromecon Dendromecon
Species
D. harfordii - D. harfordii is a borderline hardy, rounded to spreading, evergreen shrub or small tree with oval, blue- to grey-green leaves and poppy-like, bright yellow flowers from spring to early summer.
Native to
California
Foliage
Evergreen
Habit
Spreading
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Colour
Flower
Bright-yellow in Spring; Bright-yellow in Summer
Foliage
Grey-green, Blue-green in All seasons
General care
Pruning
Pruning group 1 in early spring. Pruning group 13 if wall-trained.
Propagation
Sow seed at 10-13C (50-55F) in autumn or spring.
Propagation methods
Root cuttings, Seed, Softwood cuttings
Monthly care advice
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Where to grow
Dendromecon harfordii (Island bush poppy) will reach a height of 3m and a spread of 2.5m after 10-20 years.
Suggested uses
Cottage/Informal, Containers, Coastal, City, Beds and borders, Banks and Slopes, Drought Tolerant, Wallside and trellises
Cultivation
Grow in well-drained soil in full sun. Tolerates moderate drought. Needs a sheltered position in the colder areas of its growing range. May survive short periods of temperatures below -5C (23F) if protected. In areas with very cold winters, grow in a cool greenhouse.
Soil type
Sandy, Loamy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, 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 10, Zone 9, Zone 8, Zone 7
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Sandy, Loamy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, West | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Hardy (H4), Tender in frost (H3) | Tell us... |
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