Malva sylvestris 'Primley Blue'
A woody-based, short-lived perennial often grown as an annual or biennial, with a low, spreading habit and lobed and toothed green leaves. Clusters of pale powder blue flowers with deep violet-blue veins are produced from early to late summer
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
1–2 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Blue Purple | Green | ||
| Autumn | Green | |||
| Winter | Green |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Malvaceae
- Native to the UK
- No
- Foliage
- Semi evergreen
- Habit
- Bushy, Spreading branched
- Genus
Malva can be annuals, biennials or perennials, with rounded, often palmately lobed leaves and 5-petalled, open funnel-shaped flowers in the leaf axils or in terminal racemes
- Name status
Accepted
How to grow
Cultivation
Thrives in light, moderately fertile, well drained soil in full sun; may need support if grown in richer soils (see staking perennials). Shelter from cold winds in areas prone to frost
Propagation
Propagate by seed or by softwood cuttings. Plants can be short-lived so annual propagation is recommended; early sowings may flower in the first year
Suggested planting locations and garden types
- Cottage and informal garden
- Patio and container plants
- Wildflower meadow
- Wildlife gardens
- Flower borders and beds
Pruning
No pruning required
Pests
May be susceptible to aphids
Diseases
May be susceptible to hollyhock rust and soil-borne fungal diseases
Get involved
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