Berberis thunbergii orange sunrise is a plant that is native to Japan. The plant is a deciduous shrub that can grow to be about 6 feet tall. The leaves of the plant are oblong and have a toothed margin. The flowers of the plant are orange and they bloom in the spring. The fruit of the plant is a blackberry.
Related plant:
Berberis Thunbergii Maria
Related plant:
Berberis Julianae
About soil condition, berberis thunbergii orange sunrise can adapt to many different soil conditions. It prefers well-drained soil but can tolerate some drought. It can also handle clay soils and heavy soils as long as they are not waterlogged. This plant does not like highly alkaline soils.
So, like the other Berberis thunbergii cultivars, Orange Sunrise does best in full sun to partial sun. It will grow in partial shade, but sun is needed for the foliage to maintain its vibrant color. If you live in an area with hot summers, some afternoon shade is appreciated.
The temperature condition of berberis thunbergii orange sunrise is cool to warm. The plant prefers full sun to partial shade and soil that is moist but well-drained. The plant is drought tolerant and will do well in average to poor soil.
Ideal humidity condition for this plant is between 40% to 60%. The plant can tolerate some degree of drought, but will not tolerate being constantly wet or humid. If the plant is not getting enough water, the leaves will start to droop and the plant will become dormant.
The fertilizer, this family of plant food is critical for the development of the root system of a plant. It provides the energy and nutrients needed for the root to grow and develop properly. The berberis thunbergii orange sunrise require a fertilizer that contains a balance of Nitrogen, Phosphorus, and Potassium.
Pruning is an important part of maintaining a healthy Berberis thunbergii 'Orange Sunrise'. This vigorous, deciduous shrub can grow up to 6 feet tall and wide, so regular pruning is necessary to keep it looking its best. Pruning also helps to encourage new growth, which is what gives this shrub its beautiful orange color.
Propagation of berberis thunbergii 'orange sunrise' is by softwood cuttings or seed in spring. The plant does not tolerate wet conditions or dense shade. It is best to plant berberis thunbergii 'orange sunrise' in well-drained soil in full sun.
Usually, the plant growth rate research has been conducted on young plants that are still in the process of acclimatising to their new environment. The B. thunbergii species generally has a rapid growth rate, often out-competing other plants in their first year. However, the growth rates of individual plants can vary considerably, and are often slower in the second year. Once they are fully established, they can grow quite rapidly, often reaching 2-3 metres in height in just a few years.
Common problems for this kind of plant are powdery mildew, rust, and leaf spot. These can all be controlled with fungicides. Another common problem is scale, which can be controlled with insecticides.
Source:
Berberis thunbergii (Berberidaceae) - HEAR species info
Japanese barberry : Berberis thunbergii - Berberidaceae
Species: Berberis thunbergii - Cornell University