tree lupin
Also known as: yellow bush lupine
A fast-growing medium-sized evergreen shrub with palmate grey-green leaves composed of leaflets, silky-hairy beneath, and fragrant, yellow, or rarely blue, flowers in erect racemes to 30cm in length in late spring and summer
Scientific classification
- Species
- tree lupin (Lupinus arboreus)
- Genus
- Lupinus
- Family
- Fabaceae
- Harmful if eaten. Wear gloves and other protective equipment when handling
- Toxicity
- Shrubs
- Plant type
- 1.5-2.5 metres
- Height
- 1.5-2.5 metres
- Spread
- Evergreen
- Foliage
- Bushy
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full sun · Partial shade
- Sunlight
- Information to be completed
- Ideal temperature
tree lupin pictures
Distribution of tree lupin
Distribution map
Western USA
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Culture
Information to be completed
Toxicity
Harmful if eaten. Wear gloves and other protective equipment when handling
Quick identification of tree lupin
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tree lupin care guide
- Moderate watering young plants, drought resistant when mature
- Watering
- Full sun · Partial shade
- Sunlight
- Information to be completed
- Ideal temperature
Watering
Moderate watering young plants, drought resistant when mature
Fertilizing
FertilizingLow-nitrogen shrub feed once yearly in early spring months
Pruning
PruningNo pruning generally required
Propagation
PropagationPropagate by seed or basal cuttings
Growing
GrowingGrow in well-drained, sandy soil; best in full sun but can be grown in partial shade. Ideal for coastal situations in southern or mild counties where it can be grown in exposed situations but is likely to need shelter in colder areas with prolonged heavy frost
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Common pests and diseases
Diseases
May be susceptible to powdery mildews, rots, a leaf spot and a virus
Pests
May be susceptible to slugs and lupin aphid
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