In Current Posts/ Midwest Wildflowers Invasive Plants and Trees

Marsh Marigold

Marsh Marigold is a plant with yellow flowers is found throughout the Northern Hemisphere. In the Midwest, it flowers between April and August. In other additional areas, the plant can bloom into August.

March Marigold

The marsh marigold is one of the earliest wetland plants to bloom after the winter snow has melted with it’s beautiful, yellow blooms that herald spring is here.

Where Does Marsh Marigold Grow?

  • The wildflower is found throughout the Northern Hemisphere.
  • In the Midwest, it flowers between April and August. In other additional areas, the plant can bloom into August.

  • You will find this brightly colored flowering perennial growing in wet, boggy soil. Most often in marshes, wet meadows, swamps, and stream banks.

Plant Characteristics

  • Perennial herbaceous plant
  • Grows 8-12 inches in height
  • Round green leaves
  • Yellow, buttercup-shaped flowers.
  • There are four to nine (mostly five) petal-like, brightly colored – yolk yellow, white or magenta flowers. (flower color combination vary by region)

Blooming Time

  • In the Midwest, locations bloom time occurs between March and June.

  • Areas in high altitudes, the pant can bloom into August.

Excellent Plant For Early Pollinators

The bright yellow bloom attract bees, beetles and flies.  The insects listed are some of the insects you will see most often.

  1. Bees
    Blister Beetle
    Augochlora Pura Bee
    Honey Bee
    Mason Bee
    Sweat Bee
  2. Beetles
    Blister Beetle
  3. Flies
    Golden Backed Snipe Fly
    Common Scorpion Fly

Known By Following Names

Below are some of the various names that the plant goes by. The list is not a complete listing but rather the most common names used by the regions.

  • Marsh marigold
  • Kingcup
  • Brave bassinet
  • Crazy Beth
  • Horse blob
  • Molly-blob
  • May blob
  • Water boots
  • Meadow-bright
  • Meadow buttercup
  • Water buttercup
  • Soldier’s buttons
  • Meadow cowslip

Additional Yellow Wildflowers, Weeds, & Invasives to Explore

Wisconsin and Midwest Wildflowers Trees and Invasives

Downy Yellow Violet

The Downy Yellow Violet is found in woodland areas during the months of April and May in Wisconsin. They like rich, dry soil.


Yellow Flag Iris Wildflower

Yellow Flag Iris

Yellow flag iris is a showy perennial plant that can grow in a range of conditions from drier upland sites, to wetlands, to floating aquatic mats.

This iris can take over areas quickly and is invasive.

Considered invasive in Wisconsin.


Yellow Bell Wildflower

Yellow Bell Flower

The yellow bell wildflower is one of the first wildflowers to bloom in the spring. As soon as the snow melts, they pop up.  The blooms do not last long.

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