Rough Deutzia Plant Care

Rough Deutzia (Deutzia scabra) belongs to the Hydrangeaceae family within the Deutzia genus. Rough Deutzia is native to Japan and introduced to mainland east Asia, Europe, and North America. Rough Deutzia is also known as Fuzzy Deutzia.

Rough Deutzia displays an upright, arching shrub growth habit, reaching up to 6 ft tall with a spread of approximately 5 ft. Rough Deutzia produces showy clusters of white or pink flowers.

Leaf size: approximately 3 inches.

Water a young or newly planted Rough Deutzia every 7–10 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.

Rough Deutzia thrives in full sun to partial shade.

Deutzia scabra tolerates temperatures of 50–80°F. Rough Deutzia prefers humidity levels of 40–70%.

Well-draining, fertile loamy soil with added compost for moisture retention. Good drainage is essential for Rough Deutzia to prevent waterlogging, which leads to root rot and fungal issues.

Feed Rough Deutzia every 6 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.

The PlantoScan app can remind you when to water and when to fertilize each plant.

Choose a spot with full sun to partial shade and well-draining, fertile loamy soil with added compost for moisture retention. Avoid low spots where water collects after rain.

Rough Deutzia is suited to USDA Zone 12a.

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.

Rough Deutzia can spread to about 5 ft (1.5 m) and reach about 6 ft (2 m) tall. Space plants about 5 ft (1.5 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.

Prune Rough Deutzia 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.

Rough Deutzia is frost-tender (hardy to USDA zone 12). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.

Rough Deutzia can be propagated through softwood cuttings in early summer, division in spring.

See all plants toxic to cats and plants toxic to dogs.

Rough Deutzia is susceptible to aphids, 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.

Rough Deutzia grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Rough Deutzia is native to Japan and introduced to mainland east Asia, Europe, and North America. In cooler regions, grow Rough Deutzia as a houseplant or bring it indoors before the first frost.