Colutea orientalis is a species of leguminous shrub native to Europe and Asia. It is a deciduous, grey-leafed, bushy shrub that grows to a height of up to 2 m (6 ft). It bears clusters of small yellow and coppery-red flowers in summer, followed by green seed pods. Colutea × media is a hybrid between C. orientalis and C. arborescens.
Oriental bladder senna is resistant to disease and is generally not likely to suffer from illnesses. Regarding care, this plant is fairly low-maintenance. When grown outdoors it needs minimal watering, and larger plants usually do not require pruning; smaller plants, however, should be pruned after they have finished blooming. Oriental bladder senna is suitable for anyone who has an outdoor space, such as a garden or deck, and does not demand extensive care experience.
How to keep Colutea Orientalis.
Light
Oriental bladder senna comes from open habitats, such as sunny meadows and forest edges, which offer abundant light. It does well in full sun but can also tolerate partial sun, adapting to a range of light conditions.
Temperature
Oriental bladder senna adapts well to temperature, tolerating high heat and wide temperature fluctuations. In hot conditions, it is important to monitor watering and provide some shade to avoid sunburn. However, it has relatively poor cold tolerance; while it can endure a certain amount of chill, excessively low temperatures may cause frost damage.
Fertilizer
Timing matters when fertilizing Oriental bladder senna. Apply fertilizer in early spring and continue on a monthly schedule through early summer. The fertilizer promotes attractive blooms and supplies energy during both dormancy and periods of active growth.
Pruning
The Oriental bladder senna is a distinctive shrub known for its bladder-shaped seed pods and bright yellow flowers. To promote growth and maintain its shape, prune the shrub in early spring. Be sure to remove any dead wood and thin out crowded branches to improve air circulation, which will enhance the overall health and appearance of the Oriental bladder senna.
Botanical profile.
- Plant Type
- Shrub
- Life Cycle
- Perennial
- Genus
- Colutea
- Family
- Fabaceae
- Hardiness Zone
- 6-9
- Mature Height
- 1.52 m to 3.05 m
- Mature Spread
- 0.91 m to 2.13 m
- Leaf Color
- Green, Gray
- Leaf Type
- Deciduous
- Flower Color
- Yellow, Orange
- Flower Size
- 1.52 cm to 2.03 cm
- Bloom Time
- Late spring, Early summer, Mid summer
- Planting Time
- Spring, Summer, Autumn
- Harvest Time
- Mid summer, Late summer, Early fall
- Native Area
- Russia, Turkey, Iran, Armenia, Azerbaijan
Other names.
