Thick-leaf Phlox
Phlox carolina, Polemoniaceae
Zones
4–8
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate
Guild Roles
Pollinator AttractorBeneficial Insect HabitatPest Confuser
Growing Conditions
Sun
Partial Shade (preferred)Full Sun (tolerated)
Water
Moderate (established)High (seedling)
Soil pH
6 – 7.5
Tolerances
Drought
Frost
Heat
Pest Resistance
Disease Resist.
Companion Plants
Uses
Functions
Butterfly Nectar SourceHummingbird Moth AttractorNative Bee SupportSmall Wasp HabitatEvening Pollinator ActivityMid-Season Bloom Bridge
Medicinal Uses
Traditional Respiratory Ailments
Common Questions
What zones does Thick-leaf Phlox grow in?
Thick-leaf Phlox grows in USDA hardiness zones 4 through 8.
What are good companion plants for Thick-leaf Phlox?
Good companions for Thick-leaf Phlox include Prostrate Hyssop, Eastern Smooth Beardtongue, Eastern Silvery Aster.
Design guilds with Thick-leaf Phlox and see companion relationships visually.
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