Nemesia Honey Dark Yellow (Honey Series)

RHS Plant Profile
nemesia [Honey Dark Yellow]

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nemesia [Honey Dark Yellow] RHS / Joanna Kossak
Bedding Herbaceous Perennial

A compact, bushy perennial to about 30cm, usually grown as a bedding plant. It has small, rather narrow leaves and scented flowers in three shades of yellow from late spring to early autumn

Position

Full sun

Soil Types

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

Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Neutral

Position

Full sun
Aspect
South–facing or West–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)
H3

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Scrophulariaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Nemesia can be annuals, perennials or sub-shrubs of bushy habit, with simple, opposite leaves and 2-lipped flowers in short racemes or solitary in the leaf axils
Name Status
Trade

How to Grow

Cultivation

Grow in moist but well-drained, fertile, ideally slightly acid, soil in full sun. Water well in dry spells to maintain flowering

Propagation

Propagate by softwood cuttings in spring, or in late summer to overwinter in frost-free conditions

Suggested planting locations and garden types

  • Patio and container plants
  • City and courtyard gardens
  • Cottage and informal garden
  • Flower borders and beds

Pruning

Pinch out growing tips to produce bushy plants and trim off flowering shoots after initial flowering to promote more flowers

Pests

Generally pest-free but may be susceptible to aphids

Diseases

Generally disease-free but may be susceptible to foot and root rots in wet soils