Overview

Linaria vulgaris is a columnar upright herbaceous perennial in the genus Linaria, part of the Plantaginaceae family, with deciduous foliage. It typically grows around 0.1-0.5 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Linaria vulgaris grows best in full sun, and tolerates loam and sand soils and any pH. Its UK hardiness is rated H6. Suggested uses include cottage and informal garden, wildlife gardens, wildflower meadow, flower borders and beds and underplanting of roses and shrubs.

About

Linaria vulgaris, commonly known as common toadflax, is a herbaceous perennial belonging to the Plantaginaceae family. It has a columnar upright habit, growing to a height and spread of 0.1 to 0.5 metres, reaching full size within 2 to 5 years. This deciduous plant thrives in full sun on south- or west-facing aspects and tolerates both exposed and sheltered conditions. It prefers well-drained loam or sandy soils across a range of pH levels from acid to alkaline. Linaria vulgaris is notable for its interest in spring and autumn seasons.

About the genus

Linaria is a genus of almost 200 species of flowering plants, one of several related groups commonly called toadflax. They are annuals and herbaceous perennials, and the largest genus in the Antirrhineae tribe of the plantain family Plantaginaceae.

Wikipedia contributors, "Linaria", CC BY-SA 4.0Linaria

Growing conditions

Best soil and position for Linaria

Sunlight
Full sun
Soil type
Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Well-drained
Aspect
South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H6

Plant details

Linaria vulgaris size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Columnar upright
Foliage
Deciduous
Height
0.1-0.5 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
Cottage and informal garden, Wildlife gardens, Wildflower meadow, Flower borders and beds, Underplanting of roses and shrubs

Care notes

Pruning and caring for Linaria vulgaris

Propagation
Seed, Division, Softwood cuttings
Pest resistance
Aphids
Disease resistance
Powdery mildews

Frequently asked questions

Where is the best place to plant Linaria vulgaris?

Linaria vulgaris prefers full sun. It suits exposed and sheltered positions.

What soil does Linaria vulgaris need?

Linaria vulgaris grows best in loam and sand soil. It is happy in soil of any pH. Aim for soil that stays well-drained.

How big does Linaria vulgaris grow?

Linaria vulgaris reaches a height of 0.1-0.5 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.

Is Linaria vulgaris hardy in the UK?

Linaria vulgaris 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 vulgaris?

Seed, Division, Softwood cuttings.