Photo: 松岡明芳 — CC BY-SA 4.0 · source
Survives zone 5 through 8
Harvest calendar
Best planted in early spring after your last frost, or in fall before the ground freezes, depending on your climate.
Grown almost exclusively as an ornamental for its profuse, faintly fragrant white-to-pale-pink spring blossom (famous in Washington, D.C. and Tokyo); the classic 'Somei-Yoshino' clone is a sterile interspecific hybrid that sets little to no viable fruit, so it is not grown for eating. ⚠ Kernels/pits cyanogenic.
- Hardiness
- Zone 5–8
- Habit
- Tree
- Edible part
- Fruit
- Ripens
- Summer–autumn
- Mature size
- Tree 8–12 m, broad-crowned
- Light
- Full sun
- Soil pH
- 6.0–7.0 (near-neutral)
- Environment
- Garden origin
- Native range
- The 'Somei-Yoshino' cultivar originated as an artificial hybrid in the Somei district of Edo (Tokyo), Japan, in the mid-19th century; a genetically distinct wild population also occurs naturally on Jeju Island, Korea, arising independently from local hybridization between Prunus spachiana and Prunus serrulata relatives.
- Status
- Ornamental
- Years to fruit
- 2–4 yrs
- Growth speed
- Fast — often over 60 cm/year in youth
- Spacing
- 900 cm (354 in) apart — about 81 m² (872 sq ft) per plant
- Leaf shape
- Elliptic to ovate leaves 6–11 cm long with serrated margins, bright green turning yellow-gold in autumn.
- Root system
- Worth knowing that in cultivation this is usually the rootstock's root system, not the species' — most Prunus are sold grafted, and vigour, suckering and soil tolerance follow the stock rather than the top. On its own roots the species is shallow-rooted, with the bulk in the top 40–60 cm spreading well beyond the canopy, so it dislikes cultivation underneath and competes badly with grass.
- Fruit description
- Small black drupes about 1.3 cm across appear in early summer, but are produced sparsely or not at all since most cultivated clones are self-sterile.
- Propagation
- Because the classic clone is a sterile interspecific hybrid producing few or no viable seeds, it is propagated almost exclusively by budding or grafting onto Prunus avium (vigorous, tolerant of wetter soils) or Prunus mahaleb (more drought-tolerant, producing smaller trees); softwood cuttings with bottom heat can also succeed.
- Pollination
- The classic 'Somei-Yoshino' clone is a self-sterile interspecific hybrid that sets little to no viable fruit regardless of a second tree — grown from grafted stock, not for pollination-dependent fruiting
The edible parts listed above are a starting point, not a field guide. Identify a plant with certainty — ideally against a local authority — before eating any part of it, and read the full disclaimer. Spotted something wrong? Report it.
Growing guide
Growing tips. Susceptible to a range of viral and fungal diseases as well as borers and scale, and blossom is vulnerable to late frost since flowering happens very early in spring. Relatively short-lived for a flowering cherry, often declining after 15–20 years.
Grow journal
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