Plant Care Marsh marigold

Marsh marigold

About Marsh marigold

Caltha palustris is a native rhizomatous herbaceous perennial in the buttercup (Ranuculaceae) family that can be found from Newfoundland to Alaska south to Nebraska, Tennessee and North Carolina. It is an early bloomer in the spring with striking yellow flowers on tall, 12 to 18 inch, hollow, branching stems. It's low maintenance, easy to grow and is deer resistant.


Caltha palustris

Also known as

Marsh-marigold and Kingcup

How to care for Marsh marigold


How often to water your Marsh marigold

Water needs for Marsh marigold
0.5 cups
every 9

Marsh marigold needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Marsh marigold in your home

Light needs and placement for plant Marsh marigold: 1ft from a window
1ft or less from
a window

Marsh marigold love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Marsh marigold does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Marsh marigold in your home 🏡.


How to fertilize Marsh marigold

Nutrient, fertilizer, and repotting needs for Marsh marigold: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Marsh marigold after it doubles in size or once a year—whichever comes first.

Difficulty Level

Marsh marigold is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Marsh marigold

Marsh marigold

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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