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Oenothera Species, Evening Primrose

Oenotheralamarckiana

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Family

Onagraceae (on-uh-GRAY-see-ee)

Info

Genus

Oenothera (ee-no-THEE-ruh)

Info

Synonym

Sun Exposure

Full Sun

Foliage

Unknown - Tell us

Height

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing

12-15 in. (30-38 cm)

Hardiness

Not Applicable

Danger

Unknown - Tell us

Bloom Color

Bright Yellow

Bloom Time

Mid Summer

Late Summer/Early Fall

Other Details

Category

Annuals

Water Requirements

Drought-tolerant; suitable for xeriscaping

Average Water Needs; Water regularly; do not overwater

Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

This plant is attractive to bees, butterflies and/or birds

Bloom Size

Unknown - Tell us

Other details

May be a noxious weed or invasive

Soil pH requirements

6.1 to 6.5 (mildly acidic)

Patent Information

Unknown - Tell us

Propagation Methods

From seed; sow indoors before last frost

From seed; direct sow after last frost

Self-sows freely; deadhead if you do not want volunteer seedlings next season

Seed Collecting

Allow pods to dry on plant; break open to collect seeds

Properly cleaned, seed can be successfully stored

Regional

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

Amesti, California

Corralitos, California

Elkhorn, California

Interlaken, California

Pajaro, California

Watsonville, California

Peyton, Colorado

Florence, Mississippi

Blair, Nebraska

Wapakoneta, Ohio

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Gardener's Notes:

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positive

neutral

negative

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Oenothera Species, Evening Primrose

Oenotheralamarckiana

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