Tag Archives: Low-Water Plant

Oregon Native: Rhamnus californica (Coffeeberry)

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Plant Name:  Rhamnus californica/Frangula californica
Common name: Coffeeberry
Plant Type: Evergreen Shrub
Plant Height: 4’ – 8’
Spread: 5’ – 15’
Bloom Time: Spring/Summer
Flower Color: Greenish White Flower with Red, Purple, then Black Berries over Summer.
Exposure: Sun or Shade
Soil Requirements: Not particular about soil, but good drainage.
Water Needs: Low
Attributes:  Valued by Birds; Butterflies & Moths Hosted; Deer Resistant; Bee Garden.
Note: Takes well to Pruning.
Uses: Fire Resistant Hedge.
Native to:  Western North America
Oregon Native:  YES
USDA Hardiness Zone:  7-10

Report by: Viki Ashford

Flower Image Credit: Evangele19 / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)

Berry Image Credit: Brofri / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)

Oregon Native: Collomia grandiflora

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Plant Name:  Collomia grandiflora
Common name: Large Flower Collomia
Plant Type:  Annual Herb
Plant Height:  4” – 3’
Bloom Time: April – June
Flower Color:  Yellow Salmon to White with Blue Pollen
Exposure:  Part Shade to Full Sun
Soil Requirements: Dry
Water Needs:  Low to No Water.
Attributes: Pollen for Bees.
Note:  Flowers are eaten by deer.  Powdery mildew is possible.
Uses: Cut Flower; Native Garden; Wildflower gardening; Pollinator Garden.
Native to:  Western North America
Oregon Native:  YES
USDA Hardiness Zone:  6a – 9b

Report by: Viki Ashford