Stem

1-2 ft. tall, stout, covered with hairs and usually unbranched below flowers; sometimes many stems arise from crown

Leaves

Alternate; palmate-compound with 5-7 leaflets; rough, hairy, 1-4 in. long with toothed edges (margins)

Flower

0.5-1 in. wide, each on a short stalk; 5 pale-yellow petals with a notch at tip surround a yellow center

Root

Woody taproot with short branch roots

Other

Often infests rangeland, pastures, roadsides and waste areas; not known to occur in Nevada
Perennial; reproduces by seed

Control

Hand-digging individual plants can be effective for small infestations; cultivation can also be effective; mowing does NOT control established plants
Apply 2,4-D, aminocyclopyrachlor, aminopyralid, chlorsulfuron, metsulfuron, picloram, or triclopyr rosette to pre-bud stage

Blecker, L., Creech, E., Dick, J., Gephart, S., Hefner, M., Kratsch, H., Moe, A., Schultz, B. 2020, Nevada Noxious Weed Field Guide – Sulfur cinquefoil, Extension, University of Nevada, Reno, Field Guide

Extension Associated Contacts

Heidi Kratsch

Also of Interest:


A Northern Nevada Homeowner's Guide to Identifying and Managing Earwigs This fact sheet describes the identifying features, life cycle, plant damage, and control methods for managing earwigs in Nevada. K. Burls, W.Hanson Mazet, H. Kratsch 2021, Extension, University of Nevada, Reno, FS-21-108
A Northern Nevada Homeowner's Guide to Identifying and Managing Shield Bugs This fact sheet describes the identifying features, life cycle, plant damage, and control methods for managing Shield Bugs in Nevada. K. Burls, W. Hanson Mazet, H. Kratsch 2021, Extension, University of Nevada, Reno, FS-21-110
A Northern Nevada Homeowner's Guide to Identifying and Managing Squash Bugs This fact sheet describes the identifying features, life cycle, plant damage, and control methods for managing Squash Bugs in Nevada. K. Burls, W. Hanson Mazet, H.i Kratsch 2021, Extension, University of Nevada, Reno, FS-21-111
Using native plants to attract pollinators and other beneficial insects - workshop and plant giveaway These workshops in Reno and Elko will cover the fascinating ecology of our native pollinators and how to use native plants to provide critical habitat for them and pest control services for you. In addition, there will be a plant giveaway at the end of the workshop! Burls, K.J. and H. Kratsch 2021, University of Nevada, Reno Event Calendar
Know Nevada Insects: Aphids This publication explains the biology and general management of aphids, one of the most common garden pests in Nevada. There are many alternatives to chemicals when treating aphids, including using native predators and protecting plants with lightweight physical covers. Burls, K. and H. Kratsch 2020, University of Nevada, Reno, FS 20-30

Associated Programs

ladybug larva eating aphids on a pepper plant

Integrated Pest Management

Integrated Pest Management program is a long-term management strategy that uses a combination of tactics to reduce pests to tolerable levels with potentially lower costs for the pest manager and minimal effect on the environment.

Nevada Noxious Weed Field Guide – Sulfur cinquefoil