Family Index

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Scientific Name

Heterozostera tasmanica

Family Name

ZOSTERACEAE

Common Name

Tasman Grasswrack

Status

Height

40cm

Flowers

In spathes, large leaf-like structures enclosing the flowers.

Fruit

Form

Perennial seagrass with creeping rhizomes, forming extensive beds. Leaves 10-25cm long and 1-2mm wide, with 3 nerves.

Municipalities

Break O'Day; Burnie; Dorset; Flinders Island; Glamorgan-Spring Bay; Huon Valley; King Island; Kingborough; Waratah-Wynyard; West Coast

Communities

Habitat Notes

Coastal sands or mud below the low tide level, in the N.W., N.E., East Coast and S.W.

Site Tolerance

Frost Tolerance

Soil Tolerance

General Notes

Grown by division. 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

Seeds are chestnut-brown and shining, 1.75-3mm long.

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.

Yes

Cutting Notes