Showy Rattlebox (Crotalaria Spectabilis) is a annual herb 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.

Crotalaria spectabilis is an annual herbaceous plant known for its bright yellow flowers and its use as a cover crop and green manure.

Showy Rattlebox

Showy Rattlebox

Crotalaria Spectabilis

Crotalaria spectabilis is an annual herbaceous plant known for its bright yellow flowers and its use as a cover crop and green manure.

Quick Facts

Type
herb
Lifecycle
annual
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
Indoor:No
Outdoor:Yes

Care Calendar

Monthly care tasks for Showy Rattlebox

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

Showy Rattlebox
Showy Rattlebox detail

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Taxonomy

Family:Fabaceae
Genus:Crotalaria