Japanese Witch Hazel Plant Care
Distylium racemosum Siebold & Zucc.
Updated · Sources · How we source care data
Distylium racemosum, the isu tree, is a species of flowering plant in the family Hamamelidaceae. It is native to subtropical eastern Asia; central and southern Japan, the Ryukyu Islands, South Korea, southeastern China, Taiwan, Hainan, and northern Vietnam.
Every 7–14 days
Full sun to part shade
20–90°F
40–70%
At a glance
How do you care for Japanese Witch Hazel?
Plant Japanese Witch Hazel in full sun to part shade (USDA zones 9a) and water a young tree every 7–14 days until it is established. It tolerates temperatures of 20–90°F (-7–32°C). Fertilize it every 8 months during the growing season.
Where Is the Japanese Witch Hazel Native To?
What Is the Japanese Witch Hazel?
Japanese Witch Hazel (Distylium racemosum) belongs to the Hamamelidaceae family within the Distylium genus. Japanese Witch Hazel is native to subtropical eastern Asia. Japanese Witch Hazel is also known as Chinese Witch Hazel.
Japanese Witch Hazel displays an upright, dense shrub growth habit, reaching up to 6 ft tall with a spread of approximately 4 ft. Japanese Witch Hazel produces inconspicuous small red blooms.
Leaf size: approximately 2 inches.
How Often Should You Water a Japanese Witch Hazel?
Water a young or newly planted Japanese Witch Hazel every 7–14 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established trees mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.
Watering Frequency
Every 7–14 days
Until established; then in dry spells
What Light Does the Japanese Witch Hazel Need?
Japanese Witch Hazel thrives in full sun to part shade.
Light Requirement
Full sun to part shade
What Temperature and Humidity Does the Japanese Witch Hazel Prefer?
Distylium racemosum tolerates temperatures of 20–90°F. Japanese Witch Hazel prefers humidity levels of 40–70%.
Temperature
20–90°F
Humidity
40–70%
What Soil Mix Works Best for a Japanese Witch Hazel?
Well-draining acidic soil with high organic content. Good drainage is essential for Japanese Witch Hazel to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Japanese Witch Hazel?
Feed Japanese Witch Hazel every 8 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established trees in good soil often need little extra feeding, so let weak growth or pale foliage guide you.
Stop feeding by late summer so new growth can harden before winter.
Fertilizing
Every 8 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
Where Should You Plant a Japanese Witch Hazel?
Choose a spot with full sun to part shade and well-draining acidic soil with high organic content. Avoid low spots where water collects after rain.
Japanese Witch Hazel is suited to USDA Zone 9a.
Plant container-grown or balled-and-burlapped trees in spring or early autumn, setting the root flare at soil level, and water well after planting.
How Far Apart Should You Plant a Japanese Witch Hazel?
Japanese Witch Hazel can spread to about 4 ft (1.2 m) and reach about 6 ft (2 m) tall. Space plants about 4 ft (1.2 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.
Planning a row or hedge? Try the tree spacing calculator.
How Do You Prune a Japanese Witch Hazel?
Prune Japanese Witch Hazel while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.
If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the tree in one year.
How Do You Care for a Japanese Witch Hazel in Winter?
Japanese Witch Hazel is frost-tender (hardy to USDA zone 9). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.
How Do You Propagate a Japanese Witch Hazel?
Japanese Witch Hazel can be propagated through softwood cuttings, semi-hardwood cuttings. Similar propagation techniques also apply to myrtle distylium plant care, which shares the same genus.
Is the Japanese Witch Hazel Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Japanese Witch Hazel, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Japanese Witch Hazel?
Japanese Witch Hazel is susceptible to spider mites, scale insects. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Japanese Witch Hazel Need?
Japanese Witch Hazel grows outdoors in USDA Zone 9a. It survives winters down to planting zone 9a. Japanese Witch Hazel is native to subtropical eastern Asia. In cooler regions, grow Japanese Witch Hazel as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 9a
Keep exploring plants
Japanese Witch Hazel is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Distylium genus — compare its care with other Distylium species on PlantoScan.
Distylium is part of the Hamamelidaceae plant family — browse all Hamamelidaceae genera and species.
Japanese Witch Hazel thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Distylium racemosum Siebold & Zucc., family Hamamelidaceae (first published in Fl. Jap. 1: 179 (1841)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Japanese Witch Hazel, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 9a, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
