Hyacinthus orientalis 'Hollyhock' (d)

RHS Plant Profile

hyacinth 'Hollyhock'

John Fielding

Bulbs Conservatory Greenhouse Houseplants

Buy this from Plant Nurseries
1 Suppliers

A spring-flowering bulb producing double, starry, dark pink flowers, packed into a dense flower spike. The plants are strong and stout and the flowers sweetly fragrant

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 1 year
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: East–facing or North–facing or South–facing or West–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): H4

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Asparagaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Columnar upright
Potentially harmful: Skin irritantOrnamental bulbs - not to be eaten. Pets: Skin irritant. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Hyacinthus are bulbous perennial with glossy, broadly strap-shaped leaves and fragrant, bell-shaped flowers with recurved petals, borne in loose or dense racemes in spring
Name Status: Accepted

How to Grow

Cultivation

Plant 10cm deep in autumn in any moderately fertile, humus-rich, well-drained soil. Protect container grown bulbs from excessive winter wet. See hyacinth cultivation for further information

Propagation

Propagate by removal of offsets in summer

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Houseplants
Patio and container plants
Bedding
Conservatory and greenhouse
Cut flowers
Flower borders and beds
Underplanting of roses and shrubs
Wall side borders

Pruning

No pruning required

Pests

May be susceptible to bulb sacle mite

Diseases

Generally disease-free