Phlox subulata 'Emerald Cushion Blue' (Alpine phlox 'Emerald Cushion Blue')

Botanical name

Phlox subulata 'Emerald Cushion Blue'

Other names

Alpine phlox 'Emerald Cushion Blue', Moss phlox 'Emerald Cushion Blue', Creeping phlox 'Emerald Cushion Blue', Phlox subulata 'Emerald Blue', Phlox subulata 'Blue Emerald'

Genus

Phlox Phlox

Variety or Cultivar

'Emerald Cushion Blue' _ 'Emerald Cushion Blue' is a dense, vigorous, mound-forming, evergreen perennial with linear, dark green leaves and salverform, lavender-blue flowers in late spring and early summer.

Native to

Garden origin

Foliage

Evergreen

Habit

Compact, Dense, Mat Forming

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Colour

Flower

Lavender, Blue in Spring; Lavender, Blue in Summer

Foliage

Dark-green in All seasons

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How to care

Watch out for

Pests

Generally pest-free

Specific pests

Eelworm (stem and bulb) , Eelworms (leaf and bud)

Specific diseases

Leaf spot , Powdery mildew

General care

Pruning

Deadheading will prolong flowering. Divide every 3-4 years in autumn.

Propagation methods

Division, Softwood cuttings

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Monthly care advice

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Where to grow

Phlox subulata 'Emerald Cushion Blue' (Alpine phlox 'Emerald Cushion Blue') will reach a height of 0.15m and a spread of 0.6m after 5-10 years.

Suggested uses

Beds and borders, Cottage/Informal, Drought Tolerant, Edging, Garden edging, Gravel, Ground Cover, Low Maintenance, Mediterranean, Rock, Underplanting

Cultivation

Plant in fertile, free-draining soil in full sun or, in low rainfall areas, in dappled shade.

Soil type

Chalky, Loamy, Sandy

Soil drainage

Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Sun

Aspect

South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

USDA zones

Zone 9, Zone 8, Zone 7, Zone 6, Zone 5, Zone 4, Zone 3