The genus Deutzia was named after the Dutch 18th-century admirer of Science and Horticulture, Johan van der Deutz. Deutzia gracilis, better known as Slender Deutzia, is a delightful spring-flowering shrub that produces white flowers in abundance. These ornamental flowers can grow up to three feet in height and are an ideal backdrop for gardens. It is among one of the most popular species of Deutzia, out of a group of about 60.
Family
Slender Deutzia and Deutzia gracilis belongs to the Saxifragaceae family.
Plant Type
Slender Deutzia and Deutzia Gracilis are classified as a pending, meaning that it will live for more than 2 years.
Mature Size
Slender Deutzia and Deutzia Gracilis are typically 2 – 3 feet in height and spread, but they can reach up to 4 feet.
Sun Exposure
Slender Deutzia and Deutzia Gracilis prefer sunshine and warm temperature to enable the growth of the flowers.
Soil Type
Slender Deutzia and Deutzia Gracilis thrive in moist, neutral soils with good drainage. However, they can also adapt to slightly alkaline soils.
Soil pH
Slender Deutzia and Deutzia Gracilis prefer soils with neutral pH of about 6.5 – 7.5.
Bloom Time
Slender Deutzia and Deutzia Gracilis usually bloom in late spring, when the weather starts to warm up.
Flower Color
Slender Deutzia and Deutzia Gracilis produce fragrant flowers that are typically white in color.
Hardiness Zones
Slender Deutzia and Deutzia Gracilis are hardy plants that can thrive in growing zones 5-9.
Native Area
Slender Deutzia and Deutzia Gracilis are native to Japan, China, Korea, and some parts of Russia.
How to Plant
Slender Deutzia and Deutzia Gracilis is a low maintenance and easy to grow plant. It can be grown in containers, borders, or as a specimen plant in any garden or landscape. It needs moist, well-drained soils with neutral pH and adequate sunlight. To ensure healthy growth, one should water it well and fertilize it in the spring with a balanced fertilizer.
Meaning and Symbolism
Slender Deutzia and Deutzia Gracilis is a symbol of motherhood and the bond between a mother and her children. It is used in weddings to symbolize a happy marriage and to ensure fertility in couples.
History, Mythology, and Religious Significance
In Japanese culture, Slender Deutzia and Deutzia Gracilis is referred to as “No-Gaku”, and it is believed that it is able to repel evil spirits and bring good fortune to its owners. It is also believed to conjure the souls of dead ancestors and near family back to earth in Spring, a time when the Deutzia flowers are in full bloom.
Flower Varieties and their Defining Characteristics
Slender Deutzia and Deutzia Gracilis has about 60 varieties, among which the most popular is “Nikko”, which is a dwarf version that is ideal for smaller gardens. The flowers of Slender Deutzia, no matter what variety, are white and fragrant, blooming in the spring, and all Deutzia varieties have a similar growth structure.
How to Pot and Repot
Deutzia Gracilis is an easy to pot and repot plant. It requires a pot that is at least 8 inches wide so it can grow enough roots and ensure optimal growth. Make sure to use well-draining soil and fertilize it before planting. Water the soil thoroughly before potting the plant, as well as after potting it. Once potted, move the plant to a spot of direct or indirect sunlight and make sure to water it occasionally.
How to Prune
To promote growth and flowering of Slender Deutzia and Deutzia Gracilis, we need to prune it regularly. It is best to prune the plant in early spring before the new flower buds appear. Start by pruning the stems that appear weak, dead, or diseased, making sure to not prune more than one-third of the total canopy at a time. Prune the remaining stems and branches to reduce the size if needed, making sure to not prune too close to the base of the stems.
How to Propagate
Slender Deutzia and Deutzia Gracilis can be propagated from both softwood cuttings or from seeds. To propagate it from softwood cuttings, take a few healthy stems and dip them in a rooting hormone for about 5 minutes. Once done, stick them in moist, well-drained potting soil and cover the container with a plastic bag or lid. Propagating from seeds is quite easy too. All you need to do is sow the seeds in moist soil and bury them about 1/4 inch deep. Keep the soil moist but avoid over watering as seeds may rot due to excess water.
Common Pests and Diseases
Slender Deutzia and Deutzia Gracilis may be prone to attacks by some common pests, including aphids, spider mites, and scale insects. Diseases that may affect the plant are root rot, powdery mildew, rust, and wilt. The best way to prevent any infections is to examine the plants regularly and immediately take action to get rid of the pests or treat the diseases before they take a toll on the plant.
Frequently Asked Questions
Q1: How often should I water Slender Deutzia and Deutzia Gracilis?
A1: Slender Deutzia and Deutzia Gracilis need to be kept moist, but not overly wet or dry. You should water them once or twice a week, depending on the environment and the season.
Q2: Are Slender Deutzia and Deutzia Gracilis able to tolerate cold temperatures?
A2: Yes, Slender Deutzia and Deutzia Gracilis are able to tolerate cold temperatures, as they are hardy plants that can thrive in growing zones 5-9.
Q3: Does Slender Deutzia and Deutzia Gracilis need a lot of sunlight?
A3: Slender Deutzia and Deutzia Gracilis needs adequate sunlight, but not too much. It will bloom best when given plenty of light, but not in direct sunlight.
Table Fact Sheet
| Flower | Slender Deutzia and Deutzia Gracilis |
| Family | Saxifragaceae. |
| Plant Type | Perennial |
| Mature Size | 2 – 3 feet in height and spread, but they can reach up to 4 feet. |
| Sun Exposure | Prefers sunshine and warm temperature |
| Soil Type | Moist, neutral soils with good drainage |
| Soil pH | 6.5 – 7.5 |
| Bloom Time | Late spring |
| Flower Color | White |
| Hardiness Zones | 5-9 |
| Native Area | Japan, China, Korea, and some parts of Russia |
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