Mountain Ash
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Mountain Ash

Eucalyptus regnans

Scientific Name

Eucalyptus regnans

Family Name

MYRTACEAE

Common Name

Mountain Ash

General Information

Height 100.0m (10000cm)
Flowers Often 2 umbels together in an axil, each with 7-16 flowers.
Fruit Woody capsule
Form Tree with a shaft-like trunk which, in mature tees, is buttressed at the base.
Municipalities Break O'Day; Brighton; Burnie; Central Coast; Central Highlands; Circular Head; Derwent Valley; Devonport; Dorset; Georgetown; Glamorgan-Spring Bay; Glenorchy; Hobart; Huon Valley; Kentish; Kingborough; Latrobe; Launceston; Meander Valley; Northern Midlands; Sorell; Southern Midlands; Tasman; Waratah-Wynyard; West Tamar
Communities Wet Eucalypt
Habitat Notes Found on well-drained sites with moderate ferility and high rainfall, usually in sheltered valleys in the south and central plateau but not on the west coast.
Site Tolerance Moist
Frost Tolerance Tender
Soil Tolerance Clay; Fertile; Loam; Well-drained
General Notes Fast growing. The tallest known flowering plant in the world. An important source of timber marketed as 'Tasmanian Oak'; also used extensively as a raw material for newsprint pulp. Also suitable for firewood. Will not coppice after damage by fire or after felling. Not suitable below powerlines.

Propagation Details

Flowering Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Seed Collecting Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sowing Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cutting Months
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Seed Information

Seed Collection Capsules, wiith relatively thin walls and usuallly 3 small valves. collect capsules and store in paper bags until valves open to release seed.produces a heavy seed crop every 4 years
Seed Treatment Method Cold
Seed Storage Life 10 years at 4oC
Viable Seeds Per Gram 181
Seed Treatment Notes 6-8 weeks to pricking out. Will germinate best after stratification at 3-5oC for 4 weeks. Although not as sucessful as stratification, treatment of seed with gibberallic acid or a 15 per cent solution of potassium nitrate for 48 hours can overcome the need for cold storage.
Germination Time 2-4 weeks
Suitable For Direct Seeding Yes

Cuttings

Propagation By Division No