Japanese blue oak

How to Grow and Care for Japanese blue oak

Japanese blue oak · Quercus glauca
Also known as: ring-cupped oak

Grow in deep, fertile, well-drained soil in full sun, with shelter from cold winds and late frosts

Watering: Deep watering during dry spells, allowing slight surface drying between soakingsSunlight: Full sunInformation to be completed

Planting and Growing Japanese blue oak

Japanese blue oakJapanese blue oakJapanese blue oak
Care difficulty2 / 5
Watering scheduleDeep watering during dry spells, allowing slight surface drying between soakings
Sunlight requirementsFull sun
Ideal temperatureInformation to be completed
Soil typeClay · Loam · Sand
Soil pHAcid · Neutral
Soil moistureMoist but well drained · Well drained
FertilizingBalanced shrub or tree feed once each early spring
ToxicityInformation to be completed
Care Tips

Grow in deep, fertile, well-drained soil in full sun, with shelter from cold winds and late frosts

How to Water Japanese blue oak?

Deep watering during dry spells, allowing slight surface drying between soakings

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What Are the Sunlight Requirements for Japanese blue oak?

Full sun

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What Is the Ideal Temperature Range for Japanese blue oak?

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What Soil Is Best for Japanese blue oak?

Soil type
Clay · Loam · Sand
Soil pH
Acid · Neutral
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What Are the Moisture Requirements for Japanese blue oak?

Moist but well drained · Well drained

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How to Fertilize Japanese blue oak?

Balanced shrub or tree feed once each early spring

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How to Prune Japanese blue oak?

Little pruning is needed. Remove diseased, damaged, crowded or crossing shoots and unwanted growth. Timing depends on the plant: generally late winter or early spring; plants prone to bleeding and deciduous magnolias need different timing, and deciduous azaleas and lilacs are pruned after flowering.

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How to Propagate Japanese blue oak?

Propagate by seed sown in a coldframe or seedbed as soon as ripe or by grafting in mid-autumn or late winter

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How to Transplant Japanese blue oak?

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How to Care for Japanese blue oak in Winter?

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How to Plant Japanese blue oak?

Grow in deep, fertile, well-drained soil in full sun, with shelter from cold winds and late frosts

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How to Repot Japanese blue oak?

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How to Harvest Japanese blue oak?

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Common Pests & Diseases

Diseases

May be susceptible to powdery mildews and honey fungus

Pests

May be susceptible to oak processionary moth, aphids, caterpillars, leaf-mining moths and oak gall wasps

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The Toxicity of Japanese blue oak

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More General Info About Japanese blue oak

Attributes of Japanese blue oak

Plant typeTrees
Height8-12 metres
Spread4-8 metres
FoliageEvergreen
HabitBushy
OriginJapan, China

Scientific Classification

Species
Quercus glauca
Genus
Quercus
Family
Fagaceae
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FAQs About Japanese blue oak

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