Japanese quince
Chaenomeles japonica · Rosaceae
📷 H. Zell · CC BY-SA 3.0
The gardener's calendar
In autumn, ease off feeding and take the chance to clean up around japanese quince and prepare for winter.
ID card
- Foliage
- Deciduous
- Flowering
- March to April
- Adult size
- Approximately 120 cm tall
- Growth
- Moderate
- Hardiness
- Very hardy (down to -20°C)
- Origin
- Japan
- Soil type
- Well-drained, fertile
✓ Taxonomy verifiedSource: AI estimate · hardiness: reliability high.
Expert tips
The key tip
Japanese quince (dwarf form) flowers on one-year-old wood: prune after flowering (April) by shortening stems by only 1/3.
The common mistake
Confusing it with the larger flowering quince and pruning it the same way; the result is a scraggly shrub with no flowers.
The pro's trick
Prune hard after each flowering (April-May): cut back to 2-3 buds from the base.
Care
Exposure
Japanese Quince prefers full sun exposure for optimal flowering and abundant fruiting. A minimum of 6 hours of direct sunlight daily is recommended. If necessary, it tolerates partial shade but will produce fewer flowers and fruits.
Watering
Water regularly during planting and the first year of growth. Once established, Japanese Quince is undemanding: keep the soil slightly moist during dry periods, but avoid excess. Reduce watering in winter.
Soil
Prefer well-drained, fertile soil that is slightly acidic to neutral. This plant adapts to most soil types but dislikes compaction. Adding compost at planting time promotes vigor and fruiting.
Pruning
Prune after flowering (May) to maintain a compact shape and encourage branching. Remove dead, diseased, or crossing branches. Light pruning generally suffices; this plant tolerates cutting well and can be shaped as a shrub or small tree.
Fertilizer
An annual application of well-decomposed compost at the base is sufficient. In early spring, a balanced fertilizer can support flowering and fruiting. Avoid excess nitrogen, which favors foliage at the expense of flowers.
Diseases and Pests
Japanese Quince is generally robust. Watch for powdery mildew in humid conditions: improve air circulation through airy pruning. Aphids may occasionally colonize new shoots; a water spray is often sufficient. When well-drained, it avoids root rot.
Did you know?
Japanese Quince is famous in Japan where it is called Mayu (まゆ) or Karin. Its small, tart fruits are traditionally made into jams, syrups, and cordials. In the West, it has long been cultivated primarily for its spectacular ornamental display—bright red or vibrant pink flowers that appear very early in spring, sometimes even before the foliage emerges.
Where to buy it
Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.
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Tips generated and checked by Viridia — adapt them to your local climate.