Plant Care Bottlebrush Threeawn

Bottlebrush Threeawn

Also known as

Aristida spiciformis antillarum, Aristida spiciformis spiciformis, Aristida squarrosa and Chaetaria squarrosa


Aristida spiciformis

How to care for Bottlebrush Threeawn


How often to water your Bottlebrush Threeawn

Water needs for Bottlebrush Threeawn
0.5 cups
every 9

Bottlebrush Threeawn 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.

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Bottlebrush Threeawn in your home

Light needs and placement for plant Bottlebrush Threeawn: 1ft from a window
1ft or less from
a window

Bottlebrush Threeawn love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Bottlebrush Threeawn does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Bottlebrush Threeawn in your home 🏡.


How to fertilize Bottlebrush Threeawn

Nutrient, fertilizer, and repotting needs for Bottlebrush Threeawn: 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 Bottlebrush Threeawn after it doubles in size or once a year—whichever comes first.

Water Needs
Sunlight Needs

Care Summary for Bottlebrush Threeawn

Bottlebrush Threeawn

Greg recommends:


0.5 cups every 9 days


< 1ft 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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