Cassia (Senna Spectabilis) is a perennial tree in the Fabaceae family with easy care difficulty. It requires moderate watering and full sun light in USDA hardiness zones 9-11. This plant is toxic to cats and dogs — keep it out of reach of pets.

Senna spectabilis is a fast-growing medium to large tree native to South and Central America, known for its dense spreading crown and bright yellow flowers.

Cassia

Cassia

Senna Spectabilis

Senna spectabilis is a fast-growing medium to large tree native to South and Central America, known for its dense spreading crown and bright yellow flowers.

Quick Facts

Type
tree
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun
Hardiness Zones
9-11

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, sandy, well-drained
Indoor:No
Outdoor:Yes
Garden Use:shade, ornamental, soil improvement

Care Calendar

Monthly care tasks for Cassia

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

Cassia
Cassia detail

View leaf details, flowers, seeds & more in the app

Taxonomy

Family:Fabaceae
Genus:Senna