Plant Profile: Phlox pilosa ssp. pilosa

Names

Downy Phlox, Fragrant Phlox, Hairy Phlox, Prairie Phlox

  • Photo of Phlox pilosa ssp. pilosa (Phlox pilosa ssp. pilosas)

Phonetic Spelling:floks pil-OH-suh pil-OH-suh

Genus:Phlox

Species:pilosa

Family:Polemoniaceae

Downy Phlox is a native perennial wildflower known for its adaptability and early blooming period. It typically thrives in a variety of environments, including prairies, plains, meadows, pastures, savannas, shaded woodlands, and along road banks, hillsides, and slopes. The term "pilosa," which is part of its scientific name, translates to "hairy," highlighting the soft white hairs that adorn its stems, leaves, and corolla tubes, which contribute to its common name. The flowers, which range from pale pink to lavender, are not only visually striking but also emit a pleasant fragrance, making them particularly appealing to butterflies. The plant's rhizomes create clumps that facilitate its spread, necessitating moderate maintenance to control its growth in undesired areas.

This species thrives in sunny settings and is well-suited for rock gardens, cottage gardens, wildflower gardens, native plant gardens, and prairie-like landscapes. While it can tolerate dry soil, applying summer mulch is advisable to keep the root zone cool. Downy Phlox is generally free from significant insect or disease issues, although hot and dry conditions may lead to spider mite infestations. It also shows resistance to powdery mildew.

Phlox pilosa ssp. pilosa Feature Summary

Phlox pilosa ssp. pilosa Image Gallery

Tags

#hummingbirds
#showy flowers
#fragrant flowers
#drought tolerant
#perennial
#wildlife plant
#pink flowers
#mulch
#nectar plant
#cottage garden
#specialized bees
#low flammability
#NC native
#well-drained soil
#rhizomes
#lavender flowers
#thickets
#naturalizes
#hairy leaves
#native wildflower
#wildflower garden
#prairies
#sandhills
#hairy stems
#food source herbage
#food source nectar
#food source pollen
#rocky soils tolerant
#clay soils tolerant
#bird friendly
#dry soils tolerant
#mammals
#butterfly friendly
#insects
#Piedmont Mountains FACU
#Coastal FACU
#pollinators
#bee friendly
#roadside
#audubon
#meadows

Similar Plants

Phlox pilosa ssp. pilosa Feature Summary

Attributes
Meskwaki Indians used an infusion of leaves to cure and purify the blood, and as a wash for eczema. They also used a compound containing the root used as a 'love medicine'.
Eastern North America
USA: AL, AR, CT, DC, DE, FL, GA, IA, IL, IN, KS, KY, LA, MD, MI, MO, MS, NC, NJ, NY, OH, OK, PA, SC, TN, TX, VA, WI, WV
Its flowers attract bees, butterflies, and Cloudwing skippers. Bees include bumblebees, Anthophorine bees, little carpenter bees (Ceratina spp.), cuckoo bees (Nomada spp.), and green metallic bees (Agapostemon spp.) Butterflies include American Painted Lady, Sulfur, and Swallowtail butterflies, Rabbits, deer, and groundhogs will eat the foliage.
Perennial
Seed
Stem Cutting
Root Cutting
Wildlife Food Source
Attracts Pollinators
Colorful
Attractive Flowers
low flammability
Fruit
Papery, oval 1/8 inch seed capsule which breaks into 3 sections and will split open when dry and explosively discharge the seeds.
Green
Black
< 1 inch
Flowers
Each fragrant, tubular, pink to pale purple flowers (to 3/4” diameter) has a long corolla tube and five flat petal-like lobes. Corolla tubes are often covered with soft white hairs, (pilosa means soft-hairy). Florets are loosely packed in rounded terminal clusters (cymes). Downy phlox blooms May to July with occasional rebloom in the fall.
Pink
Purple/Lavender
Spring
Summer
4-5 petals/rays
Tubular
Star
< 1 inch
Leaves
Leaves are opposite, widely-spaced, sharp-pointed, stalkless, deep green, with prominent central veins and often finely pubescent. The lower leaves are linear, while the upper leaves are lanceolate.
Linear
Lanceolate
1-3 inches
< 1 inch
Whole Plant Traits
Perennial
Native Plant
Wildflower
Spreading
Clumping
Cultural Conditions
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)
Dappled Sunlight (Shade through upper canopy all day)
Acid (<6.0)
Neutral (6.0-8.0)
Good Drainage
Moist
Occasionally Dry
Coastal
Mountains
Piedmont
4a
4b
5b
5a
6a
6b
7a
7b
8b
8a
9a
9b
Clay
High Organic Matter
Loam (Silt)
Sand
Shallow Rocky
Stem
Landscape
Drought Tolerant Garden
Rock Garden
Butterfly Garden
Pollinator Garden
Cottage Garden
Native Garden
Small groups
Drought
Dry Soil
Fire
Woodland
Meadow
Naturalized Area
Butterflies
Pollinators
Songbirds
Small Mammals
Hummingbirds

Phlox pilosa ssp. pilosa Attributes

Phlox pilosa ssp. pilosa: Uses (Ethnobotany)

Meskwaki Indians used an infusion of leaves to cure and purify the blood, and as a wash for eczema. They also used a compound containing the root used as a 'love medicine'.

Phlox pilosa ssp. pilosa: Country Or Region Of Origin

Eastern North America

Phlox pilosa ssp. pilosa: Distribution

USA: AL, AR, CT, DC, DE, FL, GA, IA, IL, IN, KS, KY, LA, MD, MI, MO, MS, NC, NJ, NY, OH, OK, PA, SC, TN, TX, VA, WI, WV

Phlox pilosa ssp. pilosa: Wildlife Value

Its flowers attract bees, butterflies, and Cloudwing skippers. Bees include bumblebees, Anthophorine bees, little carpenter bees (Ceratina spp.), cuckoo bees (Nomada spp.), and green metallic bees (Agapostemon spp.) Butterflies include American Painted Lady, Sulfur, and Swallowtail butterflies, Rabbits, deer, and groundhogs will eat the foliage.

Phlox pilosa ssp. pilosa: Life Cycle

Annual
Biennial
Bulb
Perennial
Woody

Phlox pilosa ssp. pilosa: Recommended Propagation Strategy

Division
Grafting
Layering
Leaf Cutting
Root Cutting
Seed
Stem Cutting

Phlox pilosa ssp. pilosa: Play Value

Attractive Flowers
Attracts Pollinators
Buffer
Colorful
Defines Paths
Easy to Grow
Edible fruit
Fragrance
Pieces Used in Games
Screening
Shade
Sound
Textural
Wildlife Cover/Habitat
Wildlife Food Source
Wildlife Larval Host
Wildlife Nesting
Wind Break
Wind Shimmer

Phlox pilosa ssp. pilosa: Fire Risk Rating

extreme flammability
high flammability
low flammability
medium flammability

Phlox pilosa ssp. pilosa Fruit

Phlox pilosa ssp. pilosa: Fruit Description

Papery, oval 1/8 inch seed capsule which breaks into 3 sections and will split open when dry and explosively discharge the seeds.

Phlox pilosa ssp. pilosa: Fruit Type

Achene
Aggregate
Berry
Capsule
Caryopsis
Drupe
Follicle
Legume
Nut
Pome
Samara
Schizocarp
Siliqua

Phlox pilosa ssp. pilosa: Fruit Color

grass
Black
grass
Green

Phlox pilosa ssp. pilosa: Display/Harvest Time

Fall
Spring
Summer
Winter

Phlox pilosa ssp. pilosa: Fruit Length

< 1 inch
1-3 inches
> 3 inches

Phlox pilosa ssp. pilosa: Fruit Width

< 1 inch
1-3 inches
> 3 inches

Phlox pilosa ssp. pilosa Flowers

Phlox pilosa ssp. pilosa: Flower Description

Each fragrant, tubular, pink to pale purple flowers (to 3/4” diameter) has a long corolla tube and five flat petal-like lobes. Corolla tubes are often covered with soft white hairs, (pilosa means soft-hairy). Florets are loosely packed in rounded terminal clusters (cymes). Downy phlox blooms May to July with occasional rebloom in the fall.

Phlox pilosa ssp. pilosa: Flower Color

filter_vintage
Pink
filter_vintage
Purple/Lavender

Phlox pilosa ssp. pilosa: Flower Inflorescence

Catkin
Corymb
Cyme
Head
Insignificant
Panicle
Raceme
Solitary
Spadix
Spike
Umbel

Phlox pilosa ssp. pilosa: Flower Value To Gardener

Edible
Fragrant
Good Cut
Good Dried
Long Bloom Season
Long-lasting
Showy

Phlox pilosa ssp. pilosa: Flower Bloom Time

Winter
Spring
Summer
Fall

Phlox pilosa ssp. pilosa: Flower Petals

2-3 rays/petals
4-5 petals/rays
6 petals/rays
7 - 20 petals/rays
asymmetrical petals
Bracts
Colored Sepals
fused petals
more than 20 petals/rays
Tepals

Phlox pilosa ssp. pilosa: Flower Shape

Bell
Cross
Crown
Cup
Dome
Funnel
Irregular
Lipped
Radial
Saucer
Star
Trumpet
Tubular
Urn
Wheel

Phlox pilosa ssp. pilosa: Flower Size

1-3 inches
3-6 inches
< 1 inch
> 6 inches

Phlox pilosa ssp. pilosa Leaves

Phlox pilosa ssp. pilosa: Leaf Description

Leaves are opposite, widely-spaced, sharp-pointed, stalkless, deep green, with prominent central veins and often finely pubescent. The lower leaves are linear, while the upper leaves are lanceolate.

Phlox pilosa ssp. pilosa: Leaf Color

spa
Green

Phlox pilosa ssp. pilosa: Leaf Type

Compound (Pinnately , Bipinnately, Palmately)
Fronds
Needles
Sheath
Simple

Phlox pilosa ssp. pilosa: Leaf Arrangement

Alternate
Opposite
Other/more complex
Rosulate
Whorled

Phlox pilosa ssp. pilosa: Leaf Shape

Acicular
Auriculate
Cordate
Cuneate
Deltoid
Elliptical
Filiform
Lanceolate
Linear
Oblanceolate
Oblong
Obovate
Obtuse
Orbicular
Ovate
Palmasect
Palmatifid
Peltate
Pinnatifid
Pinnatisect
Reniform
Rhomboidal
Spatulate
Subcordate
Subulate

Phlox pilosa ssp. pilosa: Leaf Margin

Crenate
Crenulate
Dentate
Denticulate
Doubly Crenate
Doubly Dentate
Doubly Serrate
Entire
Lobed
Serrate
Sinuate
Undulate

Phlox pilosa ssp. pilosa: Hairs Present

No
Yes

Phlox pilosa ssp. pilosa: Leaf Length

< 1 inch
1-3 inches
3-6 inches
> 6 inches

Phlox pilosa ssp. pilosa: Leaf Feel

Fleshy
Glossy
Leathery
Papery
Prickly
Rough
Rubbery
Slippery
Smooth
Soft
Velvety
Waxy

Phlox pilosa ssp. pilosa: Leaf Width

< 1 inch
1-3 inches
3-6 inches
> 6 inches

Phlox pilosa ssp. pilosa Whole Plant Traits

Phlox pilosa ssp. pilosa: Plant Type

Annual
Bulb
Carnivorous
Edible
Epiphyte
Fern
Ground Cover
Herb
Herbaceous Perennial
Houseplant
Mushroom
Native Plant
Ornamental Grasses and Sedges
Perennial
Poisonous
Rose
Shrub
Succulent
Tree
Turfgrass
Vegetable
Vine
Water Plant
Weed
Wildflower

Phlox pilosa ssp. pilosa: Habit/Form

Arching
Ascending
Broad
Cascading
Climbing
Clumping
Columnar
Conical
Creeping
Dense
Erect
Horizontal
Irregular
Mounding
Multi-stemmed
Multi-trunked
Open
Oval
Prostrate
Pyramidal
Rounded
Spreading
Vase
Weeping

Phlox pilosa ssp. pilosa: Growth Rate

Slow
Medium
Rapid

Phlox pilosa ssp. pilosa: Maintenance

Low
Medium
High

Phlox pilosa ssp. pilosa Cultural Conditions

Phlox pilosa ssp. pilosa: Light

Dappled Sunlight (Shade through upper canopy all day)
Deep shade (Less than 2 hours to no direct sunlight)
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)

Phlox pilosa ssp. pilosa: Soil pH

Acid (<6.0)
Alkaline (>8.0)
Neutral (6.0-8.0)

Phlox pilosa ssp. pilosa: Soil Drainage

Frequent Standing Water
Good Drainage
Moist
Occasional Flooding
Occasionally Dry
Occasionally Wet
Very Dry

Phlox pilosa ssp. pilosa: Available Space To Plant

12 inches-3 feet
12-24 feet
24-60 feet
3 feet-6 feet
6-feet-12 feet
Less than 12 inches
more than 60 feet

Phlox pilosa ssp. pilosa: NC Region

Coastal
Mountains
Piedmont

Phlox pilosa ssp. pilosa: USDA Plant Hardiness Zone

thermostat
4a
thermostat
4b
thermostat
5a
thermostat
5b
thermostat
6a
thermostat
6b
thermostat
7a
thermostat
7b
thermostat
8a
thermostat
8b
thermostat
9a
thermostat
9b

Phlox pilosa ssp. pilosa: Soil Texture

Clay
High Organic Matter
Loam (Silt)
Sand
Shallow Rocky

Phlox pilosa ssp. pilosa Stem

Phlox pilosa ssp. pilosa: Stem Color

grass
Green

Phlox pilosa ssp. pilosa: Stem Is Aromatic

No
Yes

Phlox pilosa ssp. pilosa: Stem Surface

Corky Ridges
Covered with a powdery bloom (glaucous)
Dull
Hairy (pubescent)
Polished
Smooth (glabrous)

Phlox pilosa ssp. pilosa Landscape

Phlox pilosa ssp. pilosa: Landscape Theme

Asian Garden
Butterfly Garden
Children's Garden
Cottage Garden
Cutting Garden
Drought Tolerant Garden
Edible Garden
English Garden
Fairy Garden
Garden for the Blind
Native Garden
Nighttime Garden
Pollinator Garden
Rain Garden
Rock Garden
Shade Garden
Water Garden
Winter Garden

Phlox pilosa ssp. pilosa: Design Feature

Accent
Barrier
Border
Flowering Tree
Foundation Planting
Hedge
Mass Planting
Screen/Privacy
Security
Shade Tree
Small groups
Small Tree
Specimen
Street Tree
Understory Tree

Phlox pilosa ssp. pilosa: Resistance To Challenges

Black Walnut
Compaction
Deer
Diseases
Drought
Dry Soil
Erosion
Fire
Foot Traffic
Heat
Heavy Shade
Humidity
Insect Pests
Pollution
Poor Soil
Rabbits
Salt
Slugs
Squirrels
Storm damage
Urban Conditions
Voles
Wet Soil
Wind

Phlox pilosa ssp. pilosa: Landscape Location

Coastal
Container
Hanging Baskets
Houseplants
Lawn
Meadow
Naturalized Area
Near Septic
Patio
Pond
Pool/Hardscape
Recreational Play Area
Riparian
Rock Wall
Slope/Bank
Small Space
Vertical Spaces
Walkways
Woodland

Phlox pilosa ssp. pilosa: Attracts

Bats
Bees
Butterflies
Frogs
Hummingbirds
Moths
Pollinators
Predatory Insects
Reptiles
Small Mammals
Songbirds
Specialized Bees