Katherine garden phlox
Phlox paniculata 'Katherine'
USDA zones4 to 8
SunHandles full sun to partial sun
WaterHandles moderate to moist soil
Sizeup to 2.5 feet tall18 to 24 inches wide
- Growth rate
- Moderate
- Habit
- Clumping
- Bloom season
- Summer, autumn
- Bloom color
- Lilac blue with white central star
- Soil types
- Loam, clay
Garden uses
Attracts
Notes
'Katherine' garden phlox (Phlox paniculata 'Katherine') is a perennial for borders, cottage gardens, and pollinator gardens. It is hardy to USDA zone 4, or down to -30°F (-34°C). This plant likes full or part sun and average to moist, loamy or clay soil. It forms a clump up to 30 inches tall and 18 to 24 inches wide. Lilac blue flowers with a white central star are fragrant and bloom from early summer into early autumn. Butterflies, hummingbirds, and bees visit them.
Pairs well with Blue wild indigo, Standing Ovation little bluestem, Lemon Queen sunflower, and Stargazer lily.