Longstalk Clover

Trifolium longipes

Native to:
Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Trifolium
Species:
Trifolium longipes
USDA Symbol:
TRLO

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
40 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul,aug
Bloom Colors:
pink, purple, white

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

Pollen Specialist Bee Keystone:
★★☆☆☆ Native pollen specialist bee species supported by this genus (NWF)

Host Plant for Caterpillars

Greenish Blue (Plebejus saepiolus), Orange Sulphur (Colias eurytheme)

Reported Fauna Sightings

Bees: Two-form bumble bee (Bombus bifarius), Yellow head bumble bee (Bombus flavifrons)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, small mammals
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from root crown following fire; common in fire-maintained meadows and grasslands.

Soil Requirements

Soil Type:
moist, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
prefers alpine and subalpine meadows

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Scarification of hard seed coat improves germination. Inoculation with Rhizobium bacteria beneficial for establishment.

The above propagation data sourced from Claude AI

Pre-treatment: None required

Establishment: The plant typically grows in moist environments along the Western US. A 90 day cool (38F) treatment was found to decrease germination to 15%.

Source: npn.rngr.net