About
Quercus acutissima, the Japanese silkworm oak, is a deciduous tree producing elliptic leaves with bristle-toothed margins and acorns in bristly cups. The leaves were historically used to raise silkworms. An ornamental and architectural oak for a sunny, well-drained garden.
About the genus
Quercus, the oaks, are a large genus of deciduous or evergreen trees or shrubs with entire, lobed or toothed leaves; inconspicuous flowers; and characteristic acorn fruits, sometimes with good autumn colour. Many are long-lived, wildlife-supporting specimen trees.
Plant details
Suggested usesBorders, hedging, specimen planting.
Care notes
CultivationPlant in well-drained soil in sun or part shade.
PruningPrune after flowering or late winter.
PropagationPropagate by division, cuttings, or seed.
Pest resistanceGenerally pest-free.
Disease resistanceGenerally disease-resistant.