Threeseed Phlox

Phlox triovulata

Native to:
Mexico, United States
Threeseed Phlox

JerryFriedman

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Polemoniaceae
Genus:
Phlox
Species:
Phlox triovulata
USDA Symbol:
PHTR

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
15 cm
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar,apr,may
Bloom Colors:
pink, lavender, white
Ground Cover:
Yes

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Keystone Species Ranking

Caterpillar Keystone:
★★☆☆☆ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
butterflies, bees
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts from rootstock following fire; typical of grassland and open woodland Phlox species.

Soil Requirements

Soil Type:
rocky, well-drained sandy soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to arid and semi-arid regions

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds may benefit from light exposure during germination.

The above propagation data sourced from Claude AI