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Lupinus arboreus (Tree lupin)
1 hour care
per year
per year
1.5m
Max height
Max height
1.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Lupinus arboreus
Other names
Tree lupin, Yellow bush lupine
Genus
Lupinus Lupinus
Species
L. arboreus - L. arboreus is a compact, mid-sized, semi-evergreen to evergreen shrub with attractive, divided, glaucous, dark-green leaves. In spring and summer, it bears spikes of fragrant, lemon-yellow, pea-like flowers.
Lupinus arboreus is: Semi evergreen
Fragrance
Flower
Habit
Bushy
Toxicity
All parts of the plant may cause severe discomfort if ingested, especially the seeds
Awards
RHS AGM (Award of Garden Merit)
Flower
Yellow in Spring; Yellow in Summer
Foliage
Grey, Dark-green in All seasons
How to care
Watch out for
Specific pests
Aphids , Slugs , Snails Aphids , Slugs , Snails
Powdery mildew Powdery mildew
General care
Pruning
Typically requires little or no pruning. Deadhead regularly if desired. Can be cut back by half in early spring, completely removing the oldest stems.
Propagation methods
Basal cuttings, Seed
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Where to grow
Lupinus arboreus (Tree lupin) will reach a height of 1.5m and a spread of 1.5m after 2-5 years.
Suggested uses
Coastal, Cottage/Informal, Flower Arranging, Beds and borders
Cultivation
Plant in free-draining soil in full sun or light shade in a sheltered position. Grows quickly but is short-lived. Tolerates drought and coastal conditions. Protect from hard frosts.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Neutral
Light
Partial Shade, 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
Lupinus arboreus
Other names
Tree lupin, Yellow bush lupine
Genus
Lupinus Lupinus
Species
L. arboreus - L. arboreus is a compact, mid-sized, semi-evergreen to evergreen shrub with attractive, divided, glaucous, dark-green leaves. In spring and summer, it bears spikes of fragrant, lemon-yellow, pea-like flowers.
Native to
California
Foliage
Semi evergreen
Fragrance
Flower
Habit
Bushy
Toxicity
All parts of the plant may cause severe discomfort if ingested, especially the seeds
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Yellow in Spring; Yellow in Summer
Foliage
Grey, Dark-green in All seasons
How to care
Watch out for
Specific pests
Specific diseases
General care
Pruning
Typically requires little or no pruning. Deadhead regularly if desired. Can be cut back by half in early spring, completely removing the oldest stems.
Propagation methods
Basal cuttings, Seed
Monthly care advice
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Where to grow
Lupinus arboreus (Tree lupin) will reach a height of 1.5m and a spread of 1.5m after 2-5 years.
Suggested uses
Coastal, Cottage/Informal, Flower Arranging, Beds and borders
Cultivation
Plant in free-draining soil in full sun or light shade in a sheltered position. Grows quickly but is short-lived. Tolerates drought and coastal conditions. Protect from hard frosts.
Soil type
Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Neutral
Light
Partial Shade, 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
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: | Acid, Neutral | Tell us... |
| Light: | Partial Shade, 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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By Chichester based garden designer David Loy of Your Garden Design. The garden design is modern and contemporary, consistent with the style of the house and utilising materials sympathetic to both… read more
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