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Yerba Mansa

Anemopsis californica
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Anemopsis californica (Yerba Mansa) — botanical photograph
Pl. CE7E — Anemopsis californica
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I

Overview

Yerba Mansa (Anemopsis californica) is a perennial herb native to the western United States and northern Mexico, including regions such as Arizona, California, Colorado, Kansas, Nevada, New Mexico, Oklahoma, Oregon, Texas, and Utah. This plant thrives in wet habitats like along streams and marshes, where it can be found growing in light to partial shade with soil that ranges from sandy to clay. Yerba Mansa is known for its edible root, which has been used by indigenous peoples for centuries. The roots are typically harvested and either cooked or dried before consumption; boiling the roots softens them for better palatability. This herb grows up to 0.5 meters tall with light green, narrow leaves and small white flowers that appear in spring, making it an attractive ornamental addition to wetland gardens or naturalized areas. Yerba Mansa prefers a soil pH range of 6.5 to 9 and is hardy in zones 7-10. It can be propagated through division or seed sowing. While not medicinal, its edible roots offer a unique culinary experience when prepared properly.

Quick answers

What is Yerba Mansa?

Yerba Mansa (Anemopsis californica) is a perennial herb native to the western United States and northern Mexico, including regions such as Arizona, California, Colorado, Kansas, Nevada, New Mexico, Oklahoma, Oregon, Texas, and Utah.

Growingconditions · propagation · uses
V

Cultivation

Yerba Mansa thrives in full to partial sun and requires wet conditions, making it suitable for bog gardens or areas with consistent moisture. It prefers light (sandy), medium, or heavy (clay) soils and can grow up to 0.5 meters tall. Hardy in zones 7-10, this perennial is adaptable but performs best in a soil pH range of 6.5–9. For propagation, division or seed sowing are effective methods. Edible parts include the root, which can be harvested after the plant has established itself.
Light
Full sun, Partial sun/shade
Water
Wet, Water
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
7-10
Life cycle
Perennial
Habit
Forb/herb
Mature size
0.5 m tall
Soil pH
6.5–9
For first-time growers

How to grow Yerba Mansa for the first time

8steps

Start with planting Yerba Mansa in a sunny spot and well-prepared soil for a successful beginner experience.

  1. 1

    What you'll need

    Yerba Mansa plants or seeds, potting mix, container if needed.

  2. 2

    Best time to plant

    Plant in spring after the last frost or fall before the first freeze.

  3. 3

    Soil and container prep

    Use well-draining soil with a pH between 6.5–9; ensure containers have drainage holes.

  4. 4

    Sowing or transplanting

    Transplant young plants from nurseries or sow seeds directly in the ground; space them about 30 cm apart.

  5. 5

    First two weeks

    Water regularly to keep soil moist but not waterlogged; avoid direct sunlight for a week.

  6. 6

    Ongoing care

    Provide full sun or partial shade, and water when the top inch of soil feels dry. Fertilize sparingly with compost.

  7. 7

    Harvest or pruning

    Prune dead leaves in late winter to maintain plant health; harvest roots for culinary use after 2 years.

  8. 8

    Common mistakes

    Overwatering, planting in heavy soil, not providing enough sunlight, and neglecting regular pruning.

VI

Edible & utility

Edible parts:Root
Edible uses: The root of Yerba Mansa is edible and can be prepared in various ways. It is typically harvested and either cooked or dried before use. The roots are often boiled to soften them for consumption. Skip the raw form as it may be tough and less palatable.
Other uses:Crafting
Contextrange · companions · related
VII

Distribution

14 native · 0 introduced
Distribution across0 continents· 14 native
Broader regions
native:Arizona, California, Colorado, Kansas, Mexico Central, Mexico Northeast, Mexico Northwest, Mexico Southwest, Nevada, New Mexico, Oklahoma, Oregon, Texas, Utah
IX

Specimen gallery

1 image
Anemopsis californica (Yerba Mansa) — botanical photograph
Yerba Mansa (Anemopsis californica)
XI

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