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| Identification |
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Genus
Mahonia
Species
nervosa
Variety
Cultivar
Common names
Oregon grape
longleaf mahonia
Family
BERBERIDACEAE
Specimen number
S10957
Data source
GrUnFr p255;Frgnt p118;Xeri p299
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| Life cycle |
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Life form
Terrestrial
Life cycle
Perennial
Life span
3 - 10 years
Annual cycle
Not applicable
Stature
Groundcover
Growth form
Not applicable
Growth habit
Various
Overall height
2'
Overall spread
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| Climate |
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Sunshine
Various
Water
Dry
Optimal soil texture
Various
Acceptable soil pH
Various
USDA hardiness
USDA zones 05a-09b
AHS heat zones
Not classified
Sunset climate zones
Not classified
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| Garden |
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Suitable for gardens
yes
Nursery
Unknown
Compost
no
Size at acquisition
Unknown
Garden location
Unknown
Garden notes
Mahonia nervosa has flowers that are mildly sweet. Oregon grape (also known as longleaf mahonia) can survive cold winters where the average annual low is -20� Fahrenheit. It does well in dry soils. This plant tolerates occasional periods of drought.
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| Special qualities |
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Tolerates drought
yes
Tolerates high humidity
no
Tolerates seaside conditions
no
Insect resistant
no
Disease resistant
no
Deer resistant
no
Best uses
Symbiosis
Attracts butterflies
no
Attracts hummingbirds
no
Autumn foliage
no
Colorful berries
no
Desirable qualities
Other interest
Other interest color
Other interest period
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| Adverse factors |
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Common pests
Poisonous parts
Poisonous indications
Internal poison
no
Dermatologic poison
no
Livestock poison
no
Mechanical injury
no
Hay fever pollen
Hay fever season
Adverse qualities
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| Herbal medicine |
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Medicinal properties
Medicinal parts
Has medicinal uses
no
Do not self-administer
no
Do no use if pregnant
no
Legally restricted
no
Toxicity precautions
Medicinal notes
The berries are 1/4 inch round or oblong, dark blue to purple-blue colored, hanging in grape-like clusters. It has slightly acidic soft flesh. As a food source, Mahonia nervosa is often used as juice, as a flavoring and in jelly. Oregon grape (sometimes called longleaf mahonia) is a good source for the production of wine.
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| Traditional uses |
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Parts used
Traditional uses
Contemporary uses
Fragrance
fragrant
Fragrance parts
Flowers
Fragrance intensity
Mild
Fragrance category
Faintly sweet
Dye parts
Dye color
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| Cultivation |
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Propagule
Seed
Suckers
Cutting
Pollination method
Self fertile
Planting style
Crop spacing
Row spacing
Cold frame
Planting period
Harvesting period
Frost tolerance
Heat requirement
Fertilizer
Typical
Time to harvest
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| Nutrition |
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Is edible
yes
Culinary uses
Juice
Wine
Flavoring
Jelly
Nutritional value
Edible parts
Berries
Description of edible parts
1/4 inch round or oblong, dark blue to purple-blue colored, hanging in grape-like clusters
Flavor / texture
has slightly acidic soft flesh
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| Horticulture |
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Horticulture notes
No special fertilization is necessary for Mahonia nervosa to produce fruit. Oregon grape (in some places called longleaf mahonia) is often propagated by seed or using a sucker or using a cutting. This plant probably originates from North America.
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| Herbarium |
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Tag needs printing
no
Collection notes
Mahonia nervosa is a perennial.
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