Downy Phlox

Downy Phlox

Phlox pilosa

Plant Type
Forb (Deciduous)
Landscape Layer
Herbaceous
Sun
☀️ Full Sun, ⛅ Part Sun
Moisture
🏜️ Dry, 💧 Regular
Soil
Loam, Sand, Rocky / Acidic
Bloom
May, June, July

Pollinator Value

🐛 Larval Host
Lacinipolia olivacea, Heliothis phloxiphaga, Idia aemula, Pyrrhia exprimens, Helicoverpa zea, Melanchra adjuncta, Papaipema nebris

S13+S15 7 verified Eastern NA

❄️ Winter Food Source
Phlox genus seeds consumed by Greater Sage-Grouse (Centrocercus urophasianus) and Lesser Prairie-Chicken (Tympanuchus pallidicinctus), both western gallinaceous species not present in the Ottawa Valley. Genus-level dietary data only.

S57 2 bird species, genus-level records

Ecology & Conservation

Proximity Score
2
Native Status
❌ Outaouais ❌ Ottawa ❌ QC ✅ ON
Closest Direction
SE
CEC Eco-Regions
5 – Northern Forests, 5.3 – Atlantic Highlands, 5.3.1 – Northern Appalachians and Atlantic Maritime Highlands
Rarity Notes
Extirpated in Ontario (SX) and nationally in Canada (NX). Not listed under SARA. Globally secure (G5). Never documented in Quebec. Ontario specimens historically concentrated in southwestern ecoregions (8.1.5, 8.2.1).

S22 SX ON, NX CA, G5; S26 not SARA listed; S48 ON specimen distribution

Rarity Ranks
ON SX – Extirpated
Migration
Stable
Ecological Context
A prairie and open woodland species of dry, sandy or rocky soils. Inhabits oak-hickory forest borders, sand hills, prairies, roadsides, and grasslands. Reaches the northern limit of its range in southern Connecticut; historically present but now extirpated in Ontario (SX). Typical of disturbance-adapted, early-successional grassland communities.

S4 habitat; S7 oak-hickory borders, prairies; S61 northern limit in New England; S22 SX in ON

Permaculture & Companion Planting

Roles
Fortress/Barrier, Pollinator Attractor

S73/S29/S72 Evidence: Fortress/Barrier: S61 keyword match: thorns? (supporting signal only)] | Pollinator Attractor: S73 [HIGH]: S64 Xerces listed (source-classified)]

Medicinal Properties

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Category
Blood Medicine, Dermatological Aid

S28 Meskwaki uses: blood medicine, dermatological aid, love medicine

Notes
Meskwaki (Fox) traditional medicine: infusion of leaves taken to purify blood; leaf infusion used as a wash for eczema; compound containing root used as a love medicine. All uses documented by Smith (1928).

S28 3 Meskwaki uses from Smith 1928

Edibility & Foraging

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❌ Not Edible   

Foraging Notes
Not documented as edible. Moerman records only medicinal and ceremonial uses by the Meskwaki; no food category entries for this species.

S28 Medicine+Drug=5 but no Food uses

Seed Source

  • NANPS
Downy Phlox