Deutzia hybrida is a shrubby plant that is native to China. The plant grows to a height of 3-4 feet and has a spread of 2-3 feet. The leaves are ovate-shaped and measure 2-3 inches long. The flowers are white, tubular-shaped, and measure 1-2 inches long. The flowers bloom in the summer and fall.
Related plant:
Deutzia Crenata Nikko
Related plant:
Deutzia Crenata
About soil condition, Deutzia hybrida prefers well-drained soils rich in organic matter. However, it is adaptable to other soil types as long as they are not waterlogged. This plant is also quite tolerant of drought once it is established.
Just like other Deutzia species, Deutzia hybrida requires full sun to partial sun (4 to 6 hours) in order to thrive. While the plant can technically tolerate shade, it will not produce as many flowers in these conditions. When grown in full sun, Deutzia hybrida produces an abundance of beautiful, white flowers.
The temperature condition necessary for Deutzia hybrida to grow properly is between 15 and 25 degrees Celsius. It prefers full sun to partial shade, and soil that is moist but well-drained. Deutzia hybrida is a shrub that is native to Japan, and it has white or pink flowers that bloom in the springtime.
Ideal humidity condition for this plant is 50%. They should be watered when the top couple inches of the soil are dry. They like to be in an environment that has humidity, but will also do well in drier conditions. If the leaves start to wilt, that means that the plant is not getting enough water.
About fertilizer, this family of plant is not too demanding. A slow-release fertilizer can be applied in early spring. Deutzia do best in full sun but can tolerate partial shade. They are not too particular about soil, but prefer it be moist, well-drained and rich in organic matter. When planting, be sure to amend the soil with compost or other organic matter. Deutzia are relatively drought tolerant once established. Deutzia are best known for their masses of pretty flowers in shades of white, pink and purple. They bloom in late spring or early summer. Deutzia are generally low-maintenance shrubs. They can be pruned immediately after flowering to control growth and shape.
Pruning is an important part of caring for your Deutzia hybrida. Pruning not only helps to keep your plant healthy, but can also encourage new growth. When pruning your Deutzia hybrida, be sure to cut back any dead or diseased branches. You should also trim back any branches that are crossing or rubbing against each other. Finally, you can prune back any branches that are growing too long.
Propagation is best accomplished through softwood or semi-hardwood cuttings taken in late spring or early summer. Cuttings should be 4-6 inches in length and taken from the tips of the branches. Use a sharp knife or pruning shears to make a clean cut just below a leaves. Cuttings can be placed directly into the soil or placed into a container filled with moist potting mix. Be sure to keep the cuttings moist until they are well-rooted.
Usually, the plant growth rate well in average condition and can tolerate a wide range of soils. They prefer full sun but can also tolerate some shade. These shrubs can be pruned to maintain a desired shape and size.
Common problems for this kind of plant are powdery mildew, aphids, and leaf spot. For powdery mildew, spray the plant with a fungicide. For aphids, spray the plant with insecticide. For leaf spot, remove the affected leaves and spray the plant with fungicide.
Source:
Deutzia x hybrida 'Mont Rose' habit: UIPLANTS
Deutzia x hybrida _Magicien_ 2 HND | Scott Arboretum
(PDF) Deutzia (2015 MPE 87) | Hang Sun - Academia.edu