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Herbaceous PerennialAnnual Biennial

Convolvulus tricolor

dwarf morning glory

A bushy, spreading annual or short-lived perennial with dark green, oval leaves. The funnel-shaped, royal blue flowers, up to 4cm across, are feathered white towards the base of the petals, with a yellow eye. Each only lasts a day, but they are borne in succession over a long period in summer

Other common names

dwarf convolvulus
small convolvulus
see morebindweed

Synonyms

Convolvulus minor hort.

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Ultimate height

0.1–0.5 metres

Time to ultimate height

1–2 years

Ultimate spread

0.1–0.5 metres

Chalk

Loam

Sand

Moisture

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–facing

Exposure

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)

Botanical details

Family: Convolvulaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Convolvulus can be annuals, perennials or shrubs, erect or scrambling, with simple or palmately divided leaves and solitary or clustered, open funnel-shaped flowers
Name status: Correct
Plant range: Mediterranean

How to grow

Cultivation

Grow in gritty, well-drained soil in a sheltered, sunny site

Propagation

Propagate by seed, root softwood cuttings in late summer, or divide in spring

Suggested planting locations and garden types

Patio and container plants
City and courtyard gardens
Coastal
Cottage and informal garden
Gravel garden
Wildlife gardens
Flower borders and beds

Pruning

Deadhead to prolong flowering

Pests

Generally pest-free

Diseases

honey fungus (rarely)

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