Municipalities

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Scientific Name

Gahnia microstachya

Family Name

CYPERACEAE

Common Name

Slender Saw-sedge

Status

Height

60cm

Flowers

Many clustered flowers in a dense, bristly flowerhead 15-50cm long.

Fruit

Nut

Form

Densely tufted perennial with persistent old leaf-sheaths.

Municipalities

Break O'Day; Flinders Island; Glamorgan-Spring Bay; Northern Midlands; Tasman; West Tamar

Communities

Habitat Notes

On the East Coast, in open woodland, often between granite boulders or on granitic sands, to 450m altitude.

Site Tolerance

Frost Tolerance

Soil Tolerance

General Notes

Division of Gahnia spp. tends to have little success. Suitable below powerlines.

Propagation Details

Propagation Calendar

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

Nut 2.1-2.5mm long, grey-brown. Most of the seed will remain held in the seedhead for at least a month. Cut the seedheads with secateurs and allow to dry, then vigorously thresh against a hard surface to extract seed.

Seed Treatment Method

Seed Storage Life

Viable Seeds Per Gram

Seed Treatment Notes

Germination Time

Suitable for Direct Seeding

Cuttings

Expected Time to Take Root

Expected Time to Plant Out

Propagation by Division N.B. Transplant only from nearby to avoid disease.

Cutting Notes