
American Senna
About American Senna
American Senna is a super rare houseplant đż that is easy to grow and needs regular watering to thrive. They do best in long-lasting, direct light âď¸ and should be less than 1 foot from a window.
American Senna likes soil that is well draining.
American Senna belongs to the Senna genus, and is native to Eastern Northern America.
Taxonomy
Senna hebecarpa
Senna
Fabaceae
Fabales
Also known as
American senna and wild senna

How to care for American Senna

How often to water your American Senna

every 9
American Senna needs 0.5 cups of water every 9 when it doesnât get direct sunlight and is potted in a 5" pot located in Miami, Florida.
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.
Miami, Florida
66% Medium

Finding light for American Senna in your home

a window
American Senna 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 Senna does not tolerate low light đŤ.
Miami, Florida currently has medium levels of sunlight intensity, you can help this plant grow by treating it to ample light âď¸.

How to fertilize American Senna

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 Senna after it doubles in size or once a yearâwhichever comes first.

American Senna is generally considered an easy-to-care-for plant and makes a great choice for beginners!
Water Needs
American Senna 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 Senna requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive đŞ. 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 Senna does best in well-draining soil. A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!
Growth Pattern
American Senna grows vertically and new growth will emerge from the top of the plant.
Growing Outdoors
USDA Hardiness Zone
American Senna can be grown outdoors in USDA Hardiness Zones 4a-9b. Find your local hardiness zone here.
Propagation
American Senna can be propagated by division into new individual plants.
- Check to see if there is more than one plant. In some cases they may still be beneath the soil surface. If you feel confident, you may remove the soil to check for baby plantlets below!
- If there are multiple plants growing, unpot the plant and gently tug the plants apart, being careful not to disturb too many of the roots. They may be connected by large root segments which you may need to break to free the plantlet.
- Pot up the new plant in well-draining soil
- Repot the parent plant back into its original pot
Care Summary for American Senna
American Senna
Greg recommends:

0.5 cups every 9 days

< 1ft from a window

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