Dimorphotheca Voltage Yellow ('Balvoyelo') (Voltage Series)

RHS Plant Profile

African daisy [Voltage Yellow]

Synonyms

Dimorphotheca 'Balvoyelo'
Osteospermum 'Balvoyelo'
Osteospermum Voltage Yellow (Voltage Series)

Annual Biennial

Buy this from Plant Nurseries
1 Suppliers

A compact, upright, half-hardy perennial to 35 m in height with sparsely toothed, spoon-shaped, glossy, mid green leaves and daisy-like flowers with pale, butter yellow outer petals and darker central disc, from summer into autumn

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 1–2 years
Max Spread: 0.1-0.5 metres
Max Height: 0.1-0.5 metres

Growing Conditions

Chalk Loam Sand

Moisture: Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing or West–facing or East–facing
Exposure: Exposed or 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): H3

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Asteraceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Potentially harmful: Pets (rabbits, rodents): Harmful if eaten. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Dimorhotheca can be annuals or woody-based, evergreen perennials with simple, alternate leaves and large daisy-like flower-heads in summer and autumn
Name Status: Trade

How to Grow

Cultivation

Grow in light, moderately fertile, well-drained soil in a warm, sunny position. Tolerate poor soil, salt or drought. In frosty areas overwinter cuttings under glass

Propagation

Propagate by softwood cuttings in late spring or semi-hardwood cuttings in late summer from non-flowering shoots

Suggested planting locations and garden types

City and courtyard gardens
Coastal
Cottage and informal garden
Gravel garden
Mediterranean climate plants
Patio and container plants
Bedding
Conservatory and greenhouse
Flower borders and beds

Pruning

Deadhead regularly and tidy in spring. No pruning required

Pests

May be susceptible to aphids

Diseases

May be susceptible to downy mildews and Verticillium wilt