Plant Care Australian Tree Fern

Australian Tree Fern

Also known as

Alsophila australis glauca, Alsophila australis williamsii, Alsophila loddigesii, Amphicosmia australis, Cyathea australis, Cyathea australis glauca, Cyathea australis norfolkensis and Cyathea loddigesii


Alsophila australis

How to care for Australian Tree Fern

💦 Water

How often to water your Australian Tree Fern

Water needs for Australian Tree Fern
0.5 cups
every 9

Australian Tree Fern needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Australian Tree Fern

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size

☀️ Light

Finding light for Australian Tree Fern in your home

Light needs and placement for plant Australian Tree Fern: 3ft from a window
3ft or less from
a window

Australian Tree Fern may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to maximize the potential for growth.

Select your region to see how the current weather in your area affects the placement of Australian Tree Fern in your home 🏡.

🪴 Nutrients

How to fertilize Australian Tree Fern

Nutrient, fertilizer, and repotting needs for Australian Tree Fern: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Australian Tree Fern after it doubles in size or once a year—whichever comes first.

Care Summary for Australian Tree Fern

Australian Tree Fern

Australian Tree Fern

Greg recommends:


0.5 cups every 9 days


< 3ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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