Oenothera Species, Hooker's Evening Primrose, Evening Primrose

Oenotheraelata

Family
Onagraceae (on-uh-GRAY-see-ee)
Genus
Oenothera (ee-no-THEE-ruh)
Species
elata (el-AH-tuh)
Synonym
Oenothera hookeri
Oenothera simsiana
Onagra elata
Onagra hookeri
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Succulent
Veined
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)
Hardiness
Danger
N/A
Bloom Color
Bright Yellow
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Annuals
Biennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
8.6 to 9.0 (strongly alkaline)
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
Direct sow as soon as the ground can be worked
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Bag seedheads to capture ripening seed
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

GARDEN VALLEY, California

Los Angeles, California

Clifton, Colorado

Monson, Massachusetts

Dexter, Michigan

Pullman, Washington

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Featured Videos

Gardener's Notes:

5
positives
0
neutral
0
negative
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T
Dexter, MI | September 2014 | positive

I bought this plant when it was just a small yellow flower. I placed it, in a pocket of soil in the rocks, at the top of the waterfall th...Read More

B
Richmond, CA | July 2011 | positive

I found it growing wild in Humboldt Count

D
Oak Hill, FL | April 2011 | positive

This is a beautiful plant. We had several of them in the garden when I volunteered at Heap's Peak Arboretum in the San Bernardino Mountai...Read More

S
Saint Petersburg, FL (Zone 9b) | July 2008 | positive

I had one of these when I lived in northeast New Mexico. I loved it! Big moths (hummer moths?) used to come to the flowers at night. I...Read More

Y
Yorba Linda, CA | August 2005 | positive

This is one of the many unappreciated California native plants. I like the way it makes a surprise showing by popping up each year in di...Read More

Featured
Cabbage White
(Pieris rapae)
Secretary Bird
(Sagittarius serpentarius)
Featured
Cabbage White
(Pieris rapae)
Secretary Bird
(Sagittarius serpentarius)