Swamp Oak (Casuarina Glauca) is a perennial tree in the Casuarinaceae family with easy care difficulty. It requires medium to high watering and full sun or partial shade light in USDA hardiness zones 9-11. This plant is safe for cats and dogs.

Casuarina glauca is a dioecious, evergreen tree native to eastern Australia, known for its ability to grow in saline and waterlogged soils.

Swamp Oak

Swamp Oak

Casuarina Glauca

Casuarina glauca is a dioecious, evergreen tree native to eastern Australia, known for its ability to grow in saline and waterlogged soils.

Quick Facts

Type
tree
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
medium to high
Light
Full Sun, Partial Shade
Hardiness Zones
9-11

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:clay, sandy, loamy, saline
Indoor:No
Outdoor:Yes
Garden Use:erosion control, nitrogen fixer, groundcover, screen

Care Calendar

Monthly care tasks for Swamp Oak

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

Swamp Oak
Swamp Oak detail

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Taxonomy

Family:Casuarinaceae
Genus:Casuarina