Slender Rosinweed (Silphium Gracile) is a perennial herb in the Asteraceae family with easy care difficulty. It requires moderate watering and full sun light in USDA hardiness zones 6-9. This plant is safe for cats and dogs.

Silphium gracile is a coarse, sunflower-like perennial herb native to the southeastern United States, known for its tall stature and bright yellow flowers.

Slender Rosinweed

Slender Rosinweed

Silphium Gracile

Silphium gracile is a coarse, sunflower-like perennial herb native to the southeastern United States, known for its tall stature and bright yellow flowers.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun
Hardiness Zones
6-9

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:sandy, loamy, clay
Indoor:No
Outdoor:Yes
Garden Use:pollinator attractor, ornamental, background plant

Care Calendar

Monthly care tasks for Slender Rosinweed

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

Slender Rosinweed
Slender Rosinweed detail

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Taxonomy

Family:Asteraceae
Genus:Silphium