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Pieris japonica

Japanese Pieris

Common names: Lavender heather, Shade bell

Japanese Pieris

This description was machine-translated.

Description

The Japanese Pieris (Pieris japonica) is an evergreen shrub in the heather family. It is a striking early‑spring plant, producing bright red shoots followed by white, bell‑shaped flower spikes from March to May. Native to East Asia, it pairs well with rhododendrons and azaleas, sharing similar site requirements. All parts of the plant are toxic, especially leaves and flowers, which contain grayanotoxins. Keep children and pets away from direct contact and avoid planting it near edible beds. Popular cultivars such as ‘Katsura’ and ‘Debutante’ differ mainly in height and flower color.

Care instructions

Requires acidic, humus‑rich, well‑drained soil typical of bog beds; alkaline soil causes chlorosis. Plant in partial shade, protected from harsh midday sun and cold easterly winds to preserve new growth. Keep the root zone consistently moist, preferably with low‑pH rainwater, and mulch with bark humus or pine needles to retain moisture. Pruning is usually unnecessary; remove spent flower spikes and damaged shoots after flowering. In harsh conditions, provide light winter protection with straw or mulch, especially for young plants.

Soil & site

Soil pH

4.0pH 4.5–5.58.0

Soil type

well-drained, humus-rich, moist, lime-avoiding

LightPartial shade
HardinessHardy with protection

Feeding

Light feeder

Pruning

MonthsApr–May
SeasonSpring
Pruning typeMaintenance pruning

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