Large-flowered evening primrose (Oenothera glazioviana)
Care, watering, light and tips for Large-flowered evening primrose on Floravia.
Quick facts
- Family: Onagraceae
- Difficulty: Easy to care for
- Watering: every 7 days
- Light: Partial shade
- Temperature: 10–30 °C
About Large-flowered evening primrose
Oenothera glazioviana, also known as red evening primrose, is a biennial or short-lived perennial plant native to South America. It is notable for its large, showy pink or reddish-orange flowers that open in the evening, releasing a delicate fragrance. It is ideal for flower beds, wild gardens, or as a border plant, adding a touch of nocturnal color.
Native range
South America (mainly Brazil, Argentina, Uruguay)
Care tips
It prefers full sun exposure for optimal flowering, although it tolerates some partial shade. It requires regular watering, especially during dry periods, ensuring the soil has good drainage to prevent waterlogging. It adapts to poor, sandy soils but prefers slightly fertile and well-drained ones. Avoid over-fertilization, as it can promote foliage growth at the expense of flowering.
How to save a dying Large-flowered evening primrose
- Warning signs
- Yellowish or reddish leaves, weak and drooping stems, lack of flowering or premature wilting.
- First aid
- Check drainage and soil moisture; move to a sunnier spot if in shade.
- What kills it
- Overwatering causing root rot or insufficient direct sunlight.
- Can it be saved?
- Yes, if roots are not completely rotted and it receives proper care promptly.