Arizona Thistle (Cirsium Arizonicum) is a biennial or perennial herb in the Asteraceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 5-9. This plant is safe for cats and dogs.

Cirsium arizonicum, commonly known as Arizona thistle, is a biennial or perennial herbaceous plant native to the southwestern United States.

Arizona Thistle

Arizona Thistle

Cirsium Arizonicum

Cirsium arizonicum, commonly known as Arizona thistle, is a biennial or perennial herbaceous plant native to the southwestern United States.

Quick Facts

Type
herb
Lifecycle
biennial or perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
5-9

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, sandy, gravelly
Indoor:No
Outdoor:Yes
Garden Use:specimen, pollinator attractor, drought tolerant landscaping

Care Calendar

Monthly care tasks for Arizona Thistle

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

Arizona Thistle
Arizona Thistle detail

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Taxonomy

Family:Asteraceae
Genus:Cirsium