Overview

Gladiolus x colvillii 'Irish Gold' is a upright bulbs in the genus Gladiolus, part of the Iridaceae family, with green foliage. Gladiolus x colvillii 'Irish Gold' grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H5. Suggested uses include cut flowers, borders and containers.

About

Gladiolus x colvillii 'Irish Gold' is an upright cultivar of the Gladiolus genus, which comprises perennial plants growing from corms with clusters of long, narrow, sword-like leaves. This cultivar produces tall flower spikes with funnel-shaped blooms, thriving best in full sun and sheltered positions with well-drained, neutral loam soil. Suitable for planting in borders, containers, or as cut flowers, 'Irish Gold' is hardy to UK zone H5 and flowers in summer. For cultivation, corms should be planted 10-15cm deep after the last frost and tall varieties may require staking.

About the genus

Gladiolus is a genus of perennial cormous flowering plants in the iris family (Iridaceae).

Growing conditions

Best soil and position for Gladiolus

Sunlight
Full sun
Soil type
Loam
Soil pH
Neutral
Soil moisture
Well-drained
Aspect
South-facing, West-facing, East-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Gladiolus x colvillii 'Irish Gold' size, habit and characteristics

Plant type
Bulbs
Habit
Upright
Foliage
Green
Suggested uses
Cut flowers, Borders, Containers

Care notes

Pruning and caring for Gladiolus x colvillii 'Irish Gold'

Propagation
Division, Cormlets
Pest resistance
Aphids, Slugs
Disease resistance
Botrytis, Fusarium bulb rot, Fungal leaf spot

Frequently asked questions

Where is the best place to plant Gladiolus x colvillii 'Irish Gold'?

Gladiolus x colvillii 'Irish Gold' prefers full sun. It suits sheltered positions.

What soil does Gladiolus x colvillii 'Irish Gold' need?

Gladiolus x colvillii 'Irish Gold' grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.

Is Gladiolus x colvillii 'Irish Gold' hardy in the UK?

Gladiolus x colvillii 'Irish Gold' has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.

How do I propagate Gladiolus x colvillii 'Irish Gold'?

Division, Cormlets.

More in the Gladiolus genus

Browse all Gladiolus