Also known as Black Ridge Oak · Ubame Oak
Quercus Phillyraeoides is an evergreen oak native to Japan and South Korea, forming a dense, bushy shrub or small tree with glossy, leathery leaves.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
75% intensity
Prefers bright, direct sunlight for best growth, but tolerates some shade.
Moderate
50% intensity
Keep soil consistently moist but not waterlogged. Reduce in winter.
Well-drained
50% intensity
Moderate
50% intensity
Prefers temperate climates. Protect from extreme heat and frost.
Low
25% intensity
Fertilize young trees annually; mature trees rarely need feeding.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Quercus phillyreoides prefers consistent moisture, especially when young. Water thoroughly when the top 2-3 cm of soil feels dry.
Reduce watering in winter to prevent waterlogged roots, but do not allow the soil to dry out completely. Ensure good drainage to avoid root rot.
Prune Quercus phillyreoides to shape the tree and remove dead, damaged, or crossing branches. Light pruning can be done in late winter or early spring before new growth begins.
Avoid heavy pruning, as it can stress the tree.
Propagation is typically done from seed. Seeds require stratification, mimicking winter conditions, before germination.
Collect seeds in autumn and sow them in a well-draining seed-starting mix, keeping the soil moist and cool over winter.
Young Quercus phillyreoides may require repotting every 2-3 years to refresh soil and prevent root-bound conditions. Choose a pot that is only slightly larger than the current one.
Repot in early spring before new growth begins, using a well-draining potting mix.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Quercus Phillyraeoides (Quercus phillyreoides)
Where Quercus Phillyraeoides (Quercus phillyreoides) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fagales |
| Family | Fagaceae |
| Genus | Quercus |
| Species | Quercus phillyreoides |
Similar in genus Quercus
Answers based on plant encyclopedia data
