Maryland Senna (Senna Marilandica) is a perennial herb in the Fabaceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 4-9. This plant is toxic to cats and dogs — keep it out of reach of pets.

Senna marilandica is a herbaceous perennial plant native to eastern North America, known for its showy yellow flowers and long seed pods.

Maryland Senna

Maryland Senna

Senna Marilandica

Senna marilandica is a herbaceous perennial plant native to eastern North America, known for its showy yellow flowers and long seed pods.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
4-9

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, sandy, clay
Indoor:No
Outdoor:Yes
Garden Use:pollinator support, nitrogen fixer, ornamental

Care Calendar

Monthly care tasks for Maryland Senna

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Maryland Senna
Maryland Senna detail

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Taxonomy

Family:Fabaceae
Genus:Senna