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"The plant calendar prompts me to do the right job in the garden at the right time. "

– Laura , London

Calendula officinalis 'Radio Extra Selected' (Pot marigold 'Radio Extra Selected')

Skill rating
skill rating
Maintenance level
1 hour care
per year
Ultimate height
Max height
Ultimate spread
Max spread
Time to maturity
1-2 years
To maturity

Botanical name: Calendula officinalis 'Radio Extra Selected'

Other names: Pot marigold 'Radio Extra Selected'

Genus: Calendula

Variety or Cultivar: 'Radio Extra Selected' _ 'Radio Extra Selected' has large orange flowers with quilled petals.

Calendula officinalis 'Radio Extra Selected' is: Deciduous

Flower: Orange in Summer

Foliage: Green in Summer

Habit: Bushy, Cushion or Mound Forming

Watch out for

Specific pests: Aphids

Specific diseases: Powdery mildew

General care

Pruning: Cut back after flowering. REGISTER to

Propagation methods: Seed. REGISTER to

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Calendula officinalis 'Radio Extra Selected' (Pot marigold 'Radio Extra Selected') will reach a height of 0.5m and a spread of 0.5m after 1-2 years.

Suggested uses: City, Beds and borders, Containers, Cottage/Informal, Flower Arranging

Cultivation: Plant in light, poor, free-draining soil in full sun or partial shade.

Soil type: Chalky, Loamy, Sandy

Soil drainage: Well-drained

Soil pH: Acid, Alkaline, Neutral

Light: Full Sun

Aspect: South, East, West

Exposure: Exposed, Sheltered

Hardiness: Hardy (H4)

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Companion planting: The orange flowers of this plant are sometimes hard to place. It looks good with forget-me-nots in early summer, or later in the year with blue hyssop. Otherwise plant with creamy, variegated foliage.

We do not currently have companion plants added for this plant.

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This plant likes... Garden match
Soil types: Chalky, Loamy, Sandy Tell us...
Soil drainage: Well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Light: Full Sun Tell us...
Aspect: South, East, West Tell us...
Exposure: Exposed, Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...


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