Vinca Difformis
Intermediate Periwinkle
Intermediate Periwinkle is a prostrate evergreen sub-shrub that makes good ground-cover, as the stems form roots (can be invasive). The flowers, in late Winter and early Spring, are pale whitish-blue.
Contributed by @bawdyj
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Full sun to partial shade
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Occasional watering
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Frost Hardy: 23F (-5°C)
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Moist and free draining
Common name
Intermediate Periwinkle
Latin name
Vinca Difformis
type
Herbaceous Perennials
family
Apocynaceae
ph
5.0 - 8.5 Acid - Neutral
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Light
Full sun to partial shade
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Frost
Frost Hardy: 23F (-5°C)
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Soil
Moist and free draining
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Water
Occasional watering
Plant & bloom calendar
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Best time to plant
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When the plant will bloom
full grown dimensions
1.40 M
0.25 M
Vinca Difformis
Intermediate Periwinkle is a prostrate evergreen sub-shrub that makes good ground-cover, as the stems form roots (can be invasive). The flowers, in late Winter and early Spring, are pale whitish-blue.
Planting Outdoors
From Early Spring TO Late Spring
Plant out in a sun or partial shade where the soil is not dry.
Propagation by cuttings
From Mid Summer TO Early Autumn
Semi hard wood cuttings are taken from the current years growth from late summer to mid autumn the bottom of the cuttings is hard and soft on the top. With a sharp knife take a cutting of about 14cms, remove lowest leaves, dip end into rooting hormone, and place round the edge of a pot filled with a suitable compost, water well, they must remain moist till rooted, place under glass but in semi shade.
Flowering Season
From Late Spring TO Mid Autumn
Single blue/violet flowers grow above a shiny dark green foliage in Spring and through to Autumn.
bawdyj