Oenothera rosea

Oenothera rosea, commonly known as the pink evening primrose, is a flowering plant native to North America. It belongs to the Onagraceae family and is a perennial herb that can grow up to 60 cm tall. The plant features lance-shaped leaves arranged in a rosette at the base of the stem, with alternate leaves along its length. The pink evening primrose produces striking pink flowers that bloom in late spring or early summer. These cup-shaped flowers, measuring about 2-3 cm in diameter, have four petals each. They open at dusk and remain open throughout the night, attracting nocturnal pollinators such as moths. The plant thrives in well-drained soil with full sun exposure but can also tolerate partial shade. While it is drought-tolerant once established, it requires regular watering during its initial growth period. Oenothera rosea is known for its medicinal properties, including anti-inflammatory effects on skin conditions such as eczema and psoriasis. Its oil extract is also used to treat premenstrual syndrome (PMS) symptoms, including breast tenderness, mood swings, and headaches. Overall, Oenothera rosea is an attractive flowering plant with several medicinal benefits, making it an excellent addition to any garden or landscape design project.

💡 In Mexico and Ecuador, Oenothera rosea is a key ingredient in a traditional tonic that is widely and regularly consumed. This herb plays a significant role in the informal economy and is commonly found in local markets. Its medicinal properties are recognized worldwide, and ongoing research aims to further explore and utilize its benefits.

🌳 The rose evening primrose is highly valued in ornamental settings for its vibrant blossoms. Known for its drought tolerance, this species is frequently planted in wildflower and coastal gardens. Additionally, it is often used as groundcover and is considered deer-resistant, which further enhances its ornamental appeal.

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Characteristics

Plant Type

Herb

Life Cycle

Perennial

Genus

Oenothera

Family

Onagraceae

Hardiness Zone

4-9

Mature Height

15 cm to 46 cm

Mature Spread

15 cm to 30 cm

Leaf Color

Green, Dark Green

Leaf Type

Deciduous

Flower Color

Pink

Flower Size

2.54 cm

Bloom Time

Late spring, Early summer, Mid summer

Planting Time

Spring

Harvest Time

Summer

Native Area

Colombia, Honduras, Mexico, Guatemala, Bolivia, Peru, El Salvador, Ecuador, Costa Rica

Tags (8)

Common Names (6)