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Slender Scurfy Pea

Psoralea tenuiflorafam. Fabaceae
Educational content — not medical, botanical, or professional advice. Plant identification, safety, and edibility depend on local conditions, cultivars, and correct identification. Consult a qualified botanist or forager before consuming or handling wild specimens. How we source & review →
edibleperennialdrought tolerantedibleedible rootnative amperennial
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Psoralea tenuiflora (Slender Scurfy Pea) — botanical photograph
Pl. 9FF7 — Psoralea tenuiflora
Psoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuifloraPsoralea tenuiflora
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Overview

Slender Scurfy Pea (Psoralea tenuiflora) is a perennial plant belonging to the Fabaceae family, commonly found in central and western United States as well as parts of northeastern and northwestern Mexico. This hardy species thrives in full sun and can be grown in various soil types, including light sandy, medium, and heavy clay soils. Native to states such as Arizona, Colorado, Illinois, Iowa, Kentucky, Minnesota, New Mexico, North Dakota, Ohio, Texas, Utah, West Virginia, and Wyoming, Slender Scurfy Pea is known for its ornamental qualities and its edible roots. The plant's root is a valuable part that can be prepared in various ways. It is commonly used raw or cooked, adding a unique flavor to dishes. For best results, avoid the drying process when preparing the root. This perennial reaches heights of about 1 meter and is appreciated for its erosion control capabilities as well as its ability to fix nitrogen in the soil. Slender Scurfy Pea is adaptable to dry to moist conditions and is often found growing in diverse habitats within its native range. While primarily valued for its edible roots, this plant also serves practical purposes such as improving soil health through nitrogen fixation and preventing erosion. Its presence in landscapes can add a distinctive touch of beauty due to its form and growth habit.

Quick answers

What is Slender Scurfy Pea?

Slender Scurfy Pea (Psoralea tenuiflora) is a perennial plant belonging to the Fabaceae family, commonly found in central and western United States as well as parts of northeastern and northwestern Mexico.

Compare with:Acacia colei→Acacia pycnantha→Acacia retinodes→all comparisons →
Growingconditions · propagation · uses
V

Cultivation

Slender Scurfy Pea is a perennial that thrives in full sun and can grow up to 1 meter tall. It prefers well-draining soil but will tolerate light (sandy), medium, or heavy (clay) conditions. This plant is adaptable to dry to moist environments. For cultivation, ensure the soil remains neither too wet nor too dry. Hardy in temperate regions, it grows naturally in Arizona, Colorado, Illinois, Iowa, Kentucky, parts of Mexico, Minnesota, and other states like Missouri, Montana, New Mexico, North Dakota, Ohio, Texas, Utah, and West Virginia. Propagate via seeds or root cuttings. The edible parts are the roots.
Light
Full sun
Water
Dry, Moist
Soil
Light (sandy), Medium, Heavy (clay)
Life cycle
Perennial
Mature size
1.0 m tall
For first-time growers

How to grow Slender Scurfy Pea for the first time

8steps

Start with Slender Scurfy Pea as a simple perennial in your garden for its easy care and light requirements.

  1. 1

    What you'll need

    Seeds or seedlings, a trowel, mulch.

  2. 2

    Best time to plant

    Plant seeds in spring after the last frost, or transplant young plants in early summer.

  3. 3

    Soil and container prep

    Choose a location with full sun. Prepare soil that is well-draining, either light (sandy), medium, or heavy (clay).

  4. 4

    Sowing or transplanting

    Direct sow seeds 1 cm deep and 30-45 cm apart. Transplant seedlings when they have two sets of true leaves.

  5. 5

    First two weeks

    Water sparingly to avoid rotting the roots, but ensure the soil is not bone dry. Keep an eye out for pests.

  6. 6

    Ongoing care

    Water only if the soil becomes very dry and mulch around the plant to retain moisture. Prune dead or damaged parts as needed.

  7. 7

    Harvest or pruning

    Prune back any dead foliage in late winter to encourage new growth.

  8. 8

    Common mistakes

    Overwatering, planting too deep, neglecting to prune dead material.

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Edible & utility

Edible parts:Root
Edible uses: The slender scurfy pea's root is edible and can be prepared in various ways. It is commonly used raw or cooked, adding a unique flavor to dishes. Skip the drying process for best results.
Other uses:Erosion controlNitrogen fixer
Contextrange · companions · related
VII

Distribution

18 native · 0 introduced
Distribution across0 continents· 18 native
Broader regions
native:Arizona, Colorado, Illinois, Iowa, Kentucky, Mexico Northeast, Mexico Northwest, Minnesota, Mississippi, Missouri, Montana, New Mexico, North Dakota, Ohio, Texas, Utah, West Virginia, Wyoming
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Specimen gallery

1 image
Psoralea tenuiflora (Slender Scurfy Pea) — botanical photograph
Slender Scurfy Pea (Psoralea tenuiflora)
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See also

8 related
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Explore further

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About this entry

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