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Cyclamen persicum 'Halios White' (Halios Series)

Persian cyclamen 'Halios White'

A tuberous perennial to 30cm, with marbled foliage and pure white flowers appearing in early winter

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Chalk

Clay

Loam

Sand

Moisture

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

West–facing or South–facing or East–facing

Exposure

Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

H1C

Botanical details

Family: Primulaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Tufted
Potentially harmful: Ornamental bulbs, not to be eaten. Wear gloves and other protective equipment when handling Pets: Ornamental bulbs, not to be eaten - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus: Cyclamen are tuberous perennials with rounded, sometimes angular, leaves which are often attractively mottled. The nodding, characteristically shaped flowers have 5 reflexed and twisted petals, often with dark markings at the base
Name status: Accepted

How to grow

Cultivation

Grow indoors or under glass in containers of peat-free, loam-based compost with the tops of the tubers just above the soil surface. Maintain bright filtered light with moderate humidity and a minimum winter temperature of 13 to 16°C. Avoid draughts and hot dry air. When in growth water moderately and apply a low nitrogen liquid fertiliser fortnightly. Reduce water after flowering and keep dry when dormant

Propagation

Propagate by seed, in darkness as soon as ripe at 12 to 15°C. Can be beneficial to soak seed for 10 hours prior to sowing

Suggested planting locations and garden types

Houseplants
Patio and container plants
Conservatory and greenhouse

Pruning

No pruning required

Pests

May be susceptible to mice and squirrels

Diseases

May be susceptible to cyclamen grey mould

Get involved

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