Larkspur Plant Resources

A Reference for the Minnesota Region

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The guides and factsheets posted here are free to download for educational or other non-profit use. For any other use, please ask for permission using the contact form at right.

How to Identify Narrowleaf Bittercress

How to Identify Invasive Plants in the Carrot Family

How to Identify Native and Introduced Phragmites, Common Reed

How to Identify Oriental Bittersweet in Winter

How to Identify Common Buckthorn in Winter

Winter Identification of Deciduous Trees and Shrubs: Some Tips and Terms

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What Are Spring Ephemerals?

In early spring, the understory of this deciduous woodland is bright with the flowers of false rue anemone ( Enemion biternatum ) and other ...

How to Identify Common Buckthorn in Winter

A female Buckthorn displays a persistent leaf, fruits and terminal thorn that help with winter identification. For an explanation of the ter...
Moonseed Vine: A Poisonous Grapevine Look-Alike

Moonseed vine, Menispermum canadense , in early fall. Although most of its leaves have now fallen, it can still be identified -- and avoided...
Plant Profile: Wild Ginger

A single flower emerges between a pair of leaves of wild ginger, Asarum canadense . In spring, wild ginger is one of the first plants to eme...

AI and Larkspur

None of the posts on Larkspur are generated by AI, and they cannot be used to train AI without permission. See the "About" page for more information.

Snapshots

Narrowleaf bittercress (Cardamine impatiens) is one of several plants on Minnesota's noxious weed list. Follow the image to learn about recent changes to that list.

Featured Web Resources

Deciduous Trees of Minnesota: A Winter Key. Thomas Morley, UMN, 1972.
Winter ID Key. UW-Stevens Point. 2014. (Formatted as booklet. Print and fold for easiest use.)
How to Use a Dichotomous Key. Larkspur.
Recommended trees for climate-ready woodlands. UMN Extension.
A guide to forest understory revegetation to help manage buckthorn and other invasive plants. Michael Schuster and others. UMN. 2024.

Featured Video

Minnesota Point Pine Forest Scientific and Natural Area. 1:53.

News, Articles & Essays

Goats can play a role in multi-pronged restoration of buckthorn-invaded woodlands. Research brief from UMN. Feb. 9, 2026.
Fungi from Minnesota can kill emerald ash borer beetles. Research brief from UMN. Dec. 2, 2025.
First case of deadly tree disease confirmed in Minnesota. Mathew Holding Eagle III, MPR News. Nov. 16, 2025.
February 2026 Featured Plant: Blue lobelia (Lobelia siphilitica). John Stelzner for BWSR.
January 2026 Featured Plant: Heart-leaved aster (Symphyotrichum cordifolium). Alexis Lathrop for BWSR.
Selecting trees to plant this spring. Gary J. Wyatt, UMN Extension.
Third-generation conservationist focuses on ecological restoration. BWSR, Febrluary 2026 Snapshots newsletter.
State and federal funding advances Minnesota peatlands restoration efforts BWSR, February 2026 Snapshots.

Research

The enemy of my enemy: concomitant impacts of goat browsing on native vegetation during invasive plant control. Katherine M. Marchetto and others. Restoration Ecology, 29 January 2026. Open Access.
Entomopathogenic Fungi from Minnesota Are Virulent Against Emerald Ash Borer, Agrilus planipennis Fairmaire (Coleoptera: Buprestidae), Adults in a Laboratory Autodissemination Device Assay. Colin J. Peters, Nickolas N. Rajtar and Robert A. Blanchette. Forests, Vol. 16, No. 11, 1742. 19 November 2025. Open access.
Biological control of black locust using fungi. UMN project introduction.
Identifying Phytophthora and emerging plant pathogens entering MN through new pathways. UMN project introduction.

Upcoming Events

All times are Central Time unless stated otherwise. See also the recorded webinars below.
Fridays With a Forester webinar series. 9 - 10:30 am Fridays, Feb. 13 through April 24. Variety of topics.
Expanding Awareness of Lesser Celandine in the Midwest.MIPN webinar, March 11, 11:30 am.
Minnesota Family Woodlands Conference. March 13 & 14, St. John's University, Collegeville, MN.

Webinar Recordings

Outdoor skills webinar archive. Mn DNR.
My Minnesota Woods. UMN Extension.
Sustainable Forests Education Cooperative, UMN Extension.
Midwest Invasive Plant Network (MIPN) webinar recordings. Scroll down at link.

Programs & Events Calendars

Minnesota State Parks and Trails
Three Rivers Park District
Minnesota Scientific and Natural Areas
Minnesota Native Plant Society

Find Posts About . . .

Climate Change
How Plants Work
Identification Tips
Invasive Plants
Learning
Native Plants
People & Plants
Phenology
Plant Anatomy
Plant Ecology
Plant Pests & Diseases
Plant profiles
Plants in the News
Pollinators

More to Explore

Bug Banter Podcast. Xerces Society.
BWSR Featured Plant Series
Ecological Landscapes of Wisconsin - WI DNR
Fridays with a Forester series, UMN Extension.
Invasive Plants. Friends of Minnetonka (MN) Parks.
Minnesota Invasive Terrestrial Plants and Pests Center
Minnesota Native Plant Encyclopedia - MN DNR
Minnesota Noxious Weed List. MDA.
Minnesota Scientific and Natural Areas
Minnesota's Ecoregions - MN DNR
Minnesota's Native Plant Communities - MN DNR
Native Plant Suppliers & Services in Minnesota
Plant Native Plants to Help Nature - WI DNR
Plants of Minnesota - MN DNR
Prairie Pod: A MNDNR podcast about prairies.
Smarty Plants: "A podcast exploring invasive insects and noxious weeds that threaten Minnesota’s natural and agricultural resources." MN Dept. of Ag.
The Wandering Naturalist - Podcast by Three Rivers Park District
UMN Extension Native Plants Web Page
Weed of the Month Series - Minnesota Dept of Ag

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