Oenothera suffulta, known as roadside gaura, honeysuckle gaura, or kisses, is a flowering plant in the primrose family, Onagraceae. It is endemic to the United States, in Texas (excluding the Trans-Pecos) and southern Oklahoma.
Roadside gaura is fairly disease-resistant and generally not prone to illness. Still, it can be affected by pests and diseases present in its environment. These problems are typically minor. For care, this plant needs moderate maintenance. It should be pruned regularly to keep a neat appearance and healthy growth. Fertilizing can also encourage flowering. Roadside gaura is suitable for anyone with outdoor space, such as a garden or patio, and does not require extensive gardening experience. It may need more care when grown indoors.
How to keep Oenothera Suffulta.
Light
Roadside gaura comes from bright, open habitats where it does best in full sun. It can tolerate some shade but prefers direct sunlight for optimal growth. This plant, which may be annual or biennial, is noted for its sun-loving habit.
Water
Roadside gaura thrives in well-drained soils found in moderate climates and is naturally drought-tolerant, making it resilient to low rainfall. To mimic its natural conditions, water the plant twice a week. It fares well in fluctuating outdoor humidity and particularly benefits from exposure to rainwater.
Temperature
Roadside gaura can tolerate a wide range of temperatures, but its distribution may still be restricted by different combinations of moisture and heat. It grows best in warm summer climates with sufficient rainfall or watering. Extended periods of cloudy, rainy weather or prolonged high temperatures can raise the likelihood of Roadside gaura dying. In winter, adequate protection from the cold can increase the plant’s chances of survival.
Fertilizer
When most of the Roadside gaura's blooms have opened to full size, resume fertilizing. During the period of peak bloom production, fertilize every three to four weeks, weather permitting. After the Roadside gaura begins producing fewer new blooms, stop fertilizing; there's no reason to fertilize when the plant can no longer produce additional blooms.
Pruning
Roadside gaura, known for its tall and graceful appearance, benefits from pruning in early to late spring. Trimming back dead stems and cutting the plant back by one-third encourages denser growth, which enhances flowering and prevents legginess. Regular maintenance is key to ensuring a healthy and attractive display throughout the growing season.
Botanical profile.
- Plant Type
- Herb
- Life Cycle
- Annual
- Genus
- Oenothera
- Family
- Onagraceae
- Hardiness Zone
- 5-9
- Mature Height
- 1.22 m
- Mature Spread
- 20 cm to 40 cm
- Leaf Color
- Green, Dark Green
- Leaf Type
- Deciduous
- Flower Color
- Yellow
- Flower Size
- 2.03 cm to 3.05 cm
- Bloom Time
- Late spring, Early summer, Mid summer
- Planting Time
- Spring, Summer, Autumn
- Harvest Time
- Mid summer, Late summer, Early fall
Other names.
