Thatch Saw-sedge (Gahnia Radula) is a perennial grass in the Cyperaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 9-11. This plant is safe for cats and dogs.

Gahnia radula is a tufted perennial sedge native to south-eastern Australia, known for its long, flat, rough leaves and stout stems.

Thatch Saw-sedge

Thatch Saw-sedge

Gahnia Radula

Gahnia radula is a tufted perennial sedge native to south-eastern Australia, known for its long, flat, rough leaves and stout stems.

Quick Facts

Type
grass
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
9-11

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:sandy, loamy
Indoor:No
Outdoor:Yes
Garden Use:erosion control, groundcover, habitat provision

Care Calendar

Monthly care tasks for Thatch Saw-sedge

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Thatch Saw-sedge
Thatch Saw-sedge detail

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Taxonomy

Family:Cyperaceae
Genus:Gahnia