
American Tearthumb
Also known as
American tearthumb, arrowleaf tearthumb, and arrowvine
Taxonomy
Persicaria sagittata
Persicaria
Polygonaceae
Caryophyllales

How to care for American Tearthumb

How often to water your American Tearthumb

every 9
American Tearthumb needs 0.5 cups of water every 9 when it doesnât 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
9

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 American Tearthumb in your home

a window
American Tearthumb love being close to bright, sunny windows đ.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
American Tearthumb does not tolerate low-light đ«.
Select your region to see how the current weather in your area affects the placement of American Tearthumb in your home đĄ.

How to fertilize American Tearthumb

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 itâs likely grown enough to need a larger pot anyway.
To replenish this plant's nutrients, repot your American Tearthumb after it doubles in size or once a yearâwhichever comes first.

American Tearthumb prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Sunlight Needs
American Tearthumb requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive đȘ. Select your region to see how the current weather in your area affects the placement in your home đĄ.
Toxicity
Greg does not have confirmed data on this plantâs toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, itâs always best to consult a medical professional.
If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.
Soil
American Tearthumb is very sensitive to dry soil, so choose a potting soil that retains moisture. A good soil will still drain well and contain lots of organic matter such as coco coir or sphagnum moss.
Fertilizer
American Tearthumb should be repotted after it doubles in size or once a year, whichever comes first. Fresh potting soil has all the nutrients your plant needs, so as long as itâs refreshed yearly, you shouldnât need to use fertilizer. Remember, plants get their energy from sunlight, not fertilizer!
Care Summary for American Tearthumb
American Tearthumb
Greg recommends:

0.5 cups every 9 days

< 1ft from a window

Repot after 2x growth
Based on the 4â pot your plant is in, and that it doesnât get direct sunlight.
