PlantFiles is getting a new look! Just in time for spring, we're rolling out a new look for the best online plants database. It will also work with your smart phones and mobile devices, so now you can take it with you on garden center visits or botanical garden tours. Questions or comments? Please post them here.

Phlox
Phlox douglasii 'Crackerjack'

Family: Polemoniaceae (po-le-moh-nee-AY-see-ee) (Info)
Genus: Phlox (floks) (Info)
Species: douglasii (dug-LUS-ee-eye) (Info)
Cultivar: Crackerjack
View this plant in a garden

Category:

Alpines and Rock Gardens

Perennials

Height:

under 6 in. (15 cm)

Spacing:

18-24 in. (45-60 cm)

Hardiness:

USDA Zone 3a: to -39.9 C (-40 F)

USDA Zone 3b: to -37.2 C (-35 F)

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:

Full Sun

Danger:

Unknown - Tell us

Bloom Color:

Magenta (Pink-Purple)

Bloom Time:

Mid Spring

Foliage:

Evergreen

Other details:

Drought-tolerant; suitable for xeriscaping

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

From herbaceous stem cuttings

By simple layering

By stooling or mound layering

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Hopkins, Minnesota

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On May 20, 2011, ms_greenjeans from Hopkins, MN (Zone 4a) wrote:

Great variety of creeping phlox -- a bright, eye-catching magenta color.
Update 2012: this is a vigorous grower and bloomer. The mat grows all the way down the rocks; if I trim it back, it will bloom again most of the time. The color is really intense; it's hard to capture in a photograph.