Overview
Linaria triphylla is a bushy herbaceous perennial in the genus Linaria, part of the Plantaginaceae family, with deciduous foliage. Linaria triphylla grows best in full sun, and tolerates sand soils and any pH. Its UK hardiness is rated H6. Suggested uses include city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, flower borders and beds and underplanting of roses and shrubs.
About
Linaria triphylla is a bushy, deciduous cultivar of the Linaria genus, which includes annuals, biennials, or herbaceous perennials with simple foliage and terminal racemes of two-lipped flowers featuring prominent spurs. This cultivar thrives in full sun and suits south-facing, exposed or sheltered sites with well-drained sandy soil of any pH. Hardy to UK zone H6, it is best grown in fertile, moist soil and is suitable for a variety of garden settings including city and courtyard gardens, coastal areas, cottage and informal gardens, wildlife gardens, flower borders, and underplanting of roses and shrubs. It is of interest during summer and autumn and can be propagated by seed sown in early spring, division, or softwood cuttings.
Growing conditions
Best soil and position for Linaria
- Sunlight
- Full sun
- Soil type
- Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
Linaria triphylla size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Bushy
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Coastal, Cottage and informal garden, Wildlife gardens, Flower borders and beds, Underplanting of roses and shrubs
Care notes
Pruning and caring for Linaria triphylla
- Propagation
- Seed in pots in a cold frame in early spring; division or softwood cuttings in spring
- Pest resistance
- May be susceptible to aphids
- Disease resistance
- May be susceptible to powdery mildews
Frequently asked questions
Where is the best place to plant Linaria triphylla?
Linaria triphylla prefers full sun. It suits exposed and sheltered positions.
What soil does Linaria triphylla need?
Linaria triphylla grows best in sand soil. It is happy in soil of any pH. Aim for soil that stays well-drained.
Is Linaria triphylla hardy in the UK?
Linaria triphylla has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.
How do I propagate Linaria triphylla?
Seed in pots in a cold frame in early spring; division or softwood cuttings in spring.
More in the Linaria genus
- Linaria aeruginea 'Aureopurpurea'

- Linaria aeruginea subsp. nevadensis 'Gemstones'

- Linaria anticaria

- Linaria anticaria 'Antique Silver'

- Linaria munbyana

- Linaria pelisserianaJersey toadflax
- Linaria purpurea

- Linaria reticulata 'Red Velvet'