Skip to content
IIIFolio · plant profile№ 6A24medicinal · edible
Data provenancePermapeopleTrefleWikipediaPFAFPOWOeditorially reviewedreviewed 20 Oct 2026methodology → read
Home/Plants/Fabaceae

Cup Clover

Trifolium cyathiferumfam. Fabaceae
Educational content — not medical, botanical, or professional advice. Always consult a qualified clinician before using any herbal preparation — especially during pregnancy, breastfeeding, while on medication, or for children. How we source & review →
medicinaledibleannualannualedibleedible leafedible seedherbmedicinalnative ampollinator friendly
Updated·Quick Q&A →
Garden journal pausedUse profile notes below
Trifolium cyathiferum (Cup Clover) — botanical photograph
Pl. 6A24 — Trifolium cyathiferum
Trifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferumTrifolium cyathiferum
I

Overview

Cup Clover (Trifolium cyathiferum) is an annual forb or herb native to the Pacific Northwest and western states of North America, including British Columbia, California, Idaho, Montana, Nevada, Oregon, and Washington. A member of the Fabaceae family, this plant thrives in moist environments with light requirements ranging from full sun to partial shade. Cup Clover grows up to 0.5 meters tall and is known for its edible flowers and leaves, which can be used in various culinary applications, such as fresh in salads or cooked as a green vegetable. The flowers may also be added to dishes for a mild flavor. This plant is also valued for its dynamic accumulator and nitrogen-fixer properties, making it a useful addition to gardens and landscapes. Cup Clover has a documented history of medicinal use, though it is important to exercise caution and seek professional guidance before using it for any medicinal purposes. Its ability to adapt to different soil types, including light (sandy), medium, and heavy (clay) soils, further enhances its versatility in various growing conditions. Cup Clover can be propagated by sowing seeds directly into the garden bed in spring. Its distinctive features include its edible parts—flowers and leaves—and its adaptability to diverse soil types and growing conditions. This plant is both an ornamental and a valuable resource for those interested in sustainable gardening and natural remedies.

Quick answers

What is Cup Clover?

Cup Clover (Trifolium cyathiferum) is an annual forb or herb native to the Pacific Northwest and western states of North America, including British Columbia, California, Idaho, Montana, Nevada, Oregon, and Washington.

Compare with:Bigroot→Blue Lupine→Bu Gu Zhi→all comparisons →
IV·b

Mixology suggestions

1 draft
Editorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Cup Clover support blend
general
tea
AI returned a direct ingredient list; normalized into one draft blend for editorial review.
Growingconditions · propagation · uses
V

Cultivation

Cup Clover thrives in full sun and requires moist soil that can be light (sandy), medium, or heavy (clay). This annual plant grows to about 0.5 meters tall and is native to regions like British Columbia, California, Idaho, Montana, Nevada, Oregon, and Washington. For propagation, sow seeds directly into the garden bed in spring. Harvest its edible parts—flowers and leaves—for use in culinary applications.
Light
Full sun
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Life cycle
Annual
Habit
Forb/herb
Mature size
0.5 m tall
For first-time growers

How to grow Cup Clover for the first time

8steps

Start with Cup Clover as an easy-to-grow annual herb for beginners.

  1. 1

    What you'll need

    Seeds, a small trowel or scoop, and a watering can.

  2. 2

    Best time to plant

    Plant in early spring after the last frost, or in late summer for fall harvests.

  3. 3

    Soil and container prep

    Choose a location with full sun. Prepare soil that is light (sandy), medium, or heavy (clay) and moist.

  4. 4

    Sowing or transplanting

    Direct sow seeds 0.5 meters apart in the ground or start them indoors and transplant after danger of frost passes.

  5. 5

    First two weeks

    Keep soil consistently moist during germination, which takes about 1-2 weeks.

  6. 6

    Ongoing care

    Water regularly to maintain moisture. Prune occasionally to encourage bushy growth and prevent legginess.

  7. 7

    Harvest or pruning

    Prune flowers and leaves as needed for maintenance, which can also promote more blooms and foliage.

  8. 8

    Common mistakes

    Overwatering, planting in too heavy soil, neglecting to prune, and not providing enough sunlight.

VI

Edible & utility

Edible parts:FlowersLeaves
Edible uses: The Cup Clover is edible and its leaves and flowers can be consumed. Typically, the young leaves are gathered and used fresh in salads or cooked as a green vegetable. The flowers may also be eaten raw or added to dishes for a mild flavor.
Other uses:Dynamic accumulatorNitrogen fixer
Contextrange · companions · related
VII

Distribution

7 native · 0 introduced
Distribution across0 continents· 7 native
Broader regions
native:British Columbia, California, Idaho, Montana, Nevada, Oregon, Washington
IX

Specimen gallery

1 image
Trifolium cyathiferum (Cup Clover) — botanical photograph
Cup Clover (Trifolium cyathiferum)
X

See also

8 related
XI

Explore further

XII

About this entry

Last updated
Citation
How to cite this entry · Submit a correction
Back to the cataloguePlant id · 6a24e1c2-4697-4575-85bd-d0ccbb677759
Decision aid
Choosing between Cup Clover and something else?
Compare with another plant

Continue reading

❦❦❦❦
Endpaper · archive updates

Get archive updates

Occasional email when substantial new content lands — plant profiles, seasonal growing notes, folk-remedy additions. Free, no tracking, unsubscribe anytime.

Newsletter returning soon.
We are rebuilding the update list around a lightweight editorial workflow. New dispatches will resume after the next content review cycle.
iCare notes