Radiate Butterbur (Petasites Radiatus) is a perennial herb in the Asteraceae family with moderate care difficulty. It requires high watering and partial shade or full shade or dappled_shade light in USDA hardiness zones 5-8. This plant is toxic to cats and dogs — keep it out of reach of pets.

Petasites radiatus is a perennial herb notable for its broad, heart-shaped leaves with deeply radiating veins. This shade-loving plant thrives in moist environments.

Radiate Butterbur

Radiate Butterbur

Petasites Radiatus

Petasites radiatus is a perennial herb notable for its broad, heart-shaped leaves with deeply radiating veins. This shade-loving plant thrives in moist environments.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
High
Light
Partial Shade, Full Shade, dappled_shade
Hardiness Zones
5-8

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, peaty, silty
Indoor:No
Outdoor:Yes
Garden Use:groundcover, erosion control

Care Calendar

Monthly care tasks for Radiate Butterbur

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

Radiate Butterbur
Radiate Butterbur detail

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Taxonomy

Family:Asteraceae
Genus:Petasites