Phlox adsurgens 'Wagon Wheel'

RHS Plant Profile

northern phlox 'Wagon Wheel'

Herbaceous Perennial

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A semi-evergreen, mat-forming perennial to 15cm high with short stems clothed in small, oval leaves and open clusters of narrow-lobed, pale-eyed, pink flowers with a darker pink stripe down the centre of each petal

Position

Full sun, Partial shade

Soil Types

Chalk, Sand, Loam

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Sand Loam

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: South–facing or West–facing or East–facing
Exposure: Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H5

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Polemoniaceae
Native to GB/Ireland: No
Foliage: Semi evergreen
Habit: Matforming
Genus: Phlox may be evergreen or herbaceous, mat-forming or erect perennials or shrubs, with simple leaves and salver-shaped flowers in terminal clusters
Name Status: Accepted

How to Grow

Cultivation

Grow in fertile, moist soil in full sun or partial shade. See phlox cultivation for further advice

Propagation

Propagate by softwood cuttings in spring

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Rock garden
Patio and container plants
Low Maintenance
Flower borders and beds
Ground cover

Pruning

Trim back after flowering

Pests

Generally pest-free

Diseases

May be susceptible to powdery mildews, leafy gall and leaf spot