Family Index

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Scientific Name

Potamogeton tricarinatus

Family Name

POTAMOGETONACEAE

Common Name

Floating Pondweed

Status

Height

Flowers

Small flowers produced in dense, cylindrical, 3cm long spikes, on long stout stalks.

Fruit

Achenes

Form

Perennial aquatic herb, with leafy stems and a creeping rhizome.

Municipalities

Central Highlands; Clarence; Derwent Valley; Dorset; Georgetown; Glamorgan-Spring Bay; Launceston; Meander Valley; Northern Midlands; Sorell; Southern Midlands; Waratah-Wynyard

Communities

Habitat Notes

Rivers, creeks, lakes, lagoons and farm dams, from sea level to 1000m altitude.

Site Tolerance

Frost Tolerance

Soil Tolerance

General Notes

Easily propagated by division. Seed sown in shallow water has reasonable results. 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

Fruits consist of 4 achenes which are buoyant in water. Seed is released within 3-14 days of seed maturity.

Seed Treatment Method

Bog 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