Penstemon 'Gloire des Quatre Rues' — Clump forming

Overview

Penstemon 'Gloire des Quatre Rues' is a clump forming herbaceous perennial in the genus Penstemon, part of the Plantaginaceae family, with evergreen, semi-evergreen foliage. Penstemon 'Gloire des Quatre Rues' grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H4. Suggested uses include cottage and informal garden, city and courtyard gardens, coastal, gravel garden, patio and container plants, wildlife gardens and flower borders and beds.

About

Penstemon 'Gloire des Quatre Rues' is a clump-forming cultivar of the Penstemon genus, which includes perennial or subshrub species with slender, elongated leaves and clusters of bell-shaped or funnel-shaped flowers. This cultivar features evergreen to semi-evergreen foliage and thrives in full sun with well-drained fertile soil, suitable for a range of soil types and pH levels. Hardy to UK zone H4, it is well suited to various garden settings including cottage, coastal, and wildlife gardens, as well as patios and containers. It flowers in spring and summer, adding seasonal interest to flower borders and beds.

Growing conditions

Best soil and position for Penstemon

Sunlight: Full sun
Soil type: Loam, Chalk, Sand
Soil pH: Acid, Alkaline, Neutral
Soil moisture: Well-drained
Aspect: South-facing, West-facing, East-facing
Exposure: Exposed, Sheltered
UK hardiness: H4

Plant details

Penstemon 'Gloire des Quatre Rues' size, habit and characteristics

Plant type: Herbaceous Perennial
Habit: Clump forming
Foliage: Evergreen, Semi-evergreen
Suggested uses: Cottage and informal garden, City and courtyard gardens, Coastal, Gravel garden, Patio and container plants, Wildlife gardens, Flower borders and beds

Care notes

Pruning and caring for Penstemon 'Gloire des Quatre Rues'

Propagation: Softwood cuttings in early summer, Semi-ripe cuttings in midsummer, Division in spring
Pest resistance: Slugs, Snails, Glasshouse red spider mite, Leaf and bud eelworms
Disease resistance: Powdery mildew, Rust, Leaf spots, Southern blight

Frequently asked questions

Where is the best place to plant Penstemon 'Gloire des Quatre Rues'?

Penstemon 'Gloire des Quatre Rues' prefers full sun. It suits exposed and sheltered positions.

What soil does Penstemon 'Gloire des Quatre Rues' need?

Penstemon 'Gloire des Quatre Rues' is adaptable and grows happily in most soil types, including loam, chalk and sand. It is happy in soil of any pH. Aim for soil that stays well-drained.

Is Penstemon 'Gloire des Quatre Rues' hardy in the UK?

Penstemon 'Gloire des Quatre Rues' has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.

How do I propagate Penstemon 'Gloire des Quatre Rues'?

Softwood cuttings in early summer, Semi-ripe cuttings in midsummer, Division in spring.

More in the Penstemon genus

Browse all Penstemon →