Plant Care Common Greenbrier

Common Greenbrier

About Common Greenbrier

Common Greenbrier is a super rare houseplant 🌿 that is a fun challenge to grow and needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

Common Greenbrier likes soil that is good at retaining moisture. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

Common Greenbrier belongs to the Smilax genus, and is native to Canada and the Southeast United States.


Smilax walteri

Also known as

Roundleaf greenbrier

How to care for Common Greenbrier


How often to water your Common Greenbrier

Water needs for Common Greenbrier
0.5 cups
every 9

Common Greenbrier 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 Common Greenbrier

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 Common Greenbrier in your home

Light needs and placement for plant Common Greenbrier: 1ft from a window
1ft or less from
a window

Common Greenbrier love being close to bright, sunny windows 😎.

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

Common Greenbrier does not tolerate low-light 🚫.

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


How to fertilize Common Greenbrier

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

Difficulty Level

Common Greenbrier can be challenging to care for, according to some plant parents. Check out the reviews down below to learn from their experiences!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Common Greenbrier

Common Greenbrier

Common Greenbrier

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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