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Phlox divaricata (Wild sweet william )
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1 hour care
per year
per year
0.3m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Phlox divaricata
Other names
Wild sweet william , Blue phlox, Early-flowering lychnidea, Struggle phlox, Wood phlox
Genus
Phlox Phlox
Species
P. divaricata - P. divaricata is a mat-forming, semi-evergreen perennial with trailing, rooting stems bearing ovate, hairy, mid- to dark green leaves and lightly fragrant, white or pale violet-blue flowers in late spring and early summer.
Phlox divaricata is: Semi evergreen
Habit
Mat Forming, Compact, Trailing
Awards
RHS AGM (Award of Garden Merit)
Flower
White, Blue, Violet in Summer
Foliage
Bright-green in All seasons
How to care
Watch out for
Specific pests
Phlox eelworm Phlox eelworm
Powdery mildew Powdery mildew
General care
Pruning
Deadhead to extend flowering.
Propagation
Detach root stem sections in spring or early autumn.
Propagation methods
Stem segments, Softwood cuttings
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Where to grow
Phlox divaricata (Wild sweet william ) will reach a height of 0.3m and a spread of 0.5m after 2-5 years.
Suggested uses
Beds and borders, Cottage/Informal, Drought Tolerant, Edging, Garden edging, Gravel, Ground Cover, Low Maintenance, Mediterranean, Rock, Underplanting
Cultivation
Grow in humus-rich, fertile, well-drained soil in sun or partial shade.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East
Exposure
Exposed
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Phlox divaricata
Other names
Wild sweet william , Blue phlox, Early-flowering lychnidea, Struggle phlox, Wood phlox
Genus
Phlox Phlox
Species
P. divaricata - P. divaricata is a mat-forming, semi-evergreen perennial with trailing, rooting stems bearing ovate, hairy, mid- to dark green leaves and lightly fragrant, white or pale violet-blue flowers in late spring and early summer.
Foliage
Semi evergreen
Habit
Mat Forming, Compact, Trailing
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
White, Blue, Violet in Summer
Foliage
Bright-green in All seasons
How to care
Watch out for
Specific pests
Specific diseases
General care
Pruning
Deadhead to extend flowering.
Propagation
Detach root stem sections in spring or early autumn.
Propagation methods
Stem segments, Softwood cuttings
Monthly care advice
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Where to grow
Phlox divaricata (Wild sweet william ) will reach a height of 0.3m and a spread of 0.5m after 2-5 years.
Suggested uses
Beds and borders, Cottage/Informal, Drought Tolerant, Edging, Garden edging, Gravel, Ground Cover, Low Maintenance, Mediterranean, Rock, Underplanting
Cultivation
Grow in humus-rich, fertile, well-drained soil in sun or partial shade.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East
Exposure
Exposed
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 8, Zone 7, Zone 6, Zone 5, Zone 4, Zone 3
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Loamy, Sandy | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, East | Tell us... |
| Exposure: | Exposed | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
ARTICLES WITH THIS PLANT
The RHS Back to Nature Garden, designed by The Duchess of Cambridge and award-winning landscape architects Andree Davies and Adam White of Davies White Landscape Architects, is based in a woodland… read more
By garden designer Charlotte Harris. 2017 marks a significant year for Royal Bank of Canada (RBC); not only is it the 10th year of the RBC Blue Water Project™, a wide-ranging, global… read more
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