Plant Care American Senna

American Senna

About American Senna

American Senna is a super rare houseplant 🌿 that is easy 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.

American Senna likes soil that is well draining.

American Senna belongs to the Senna genus, and is native to Eastern Northern America.


Senna hebecarpa

Also known as

American senna and wild senna

How to care for American Senna


How often to water your American Senna

Water needs for American Senna
0.5 cups
every 9

American Senna needs 0.5 cups of water every 9 when it doesn’t 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

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.

Plant care guide for American Senna in Miami, Florida

Miami, Florida

66% Medium

Finding light for American Senna in your home

Light needs and placement for plant American Senna: 1ft from a window
1ft or less from
a window

American Senna love being close to bright, sunny windows 😎.

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

American Senna does not tolerate low light 🚫.

Miami, Florida currently has medium levels of sunlight intensity, you can help this plant grow by treating it to ample light ☀️.


How to fertilize American Senna

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

Difficulty Level

American Senna is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

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

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