Capsicum annuum 'Thai Dragon'

RHS Plant Profile

chilli pepper 'Thai Dragon'

Annual Biennial

A compact, bushy chilli pepper variety producing long, thin fruits, up to 10cm long, maturing from green to bright red. One plant can produce up to 200 chillies, which sit erect, atop the dark green foliage. Harvest July to October

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: Well–drained or Moist but well–drained
pH: Acid or Neutral

Position

Full sun

Aspect: 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): H1C

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Solanaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
Potentially harmful: Humans/Pets: Irritant if eatenskin/eye irritant. Wear gloves and other protective equipment when handling For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus: Capsicum are annual or perennial plants, with simple, alternate leaves, and tubular or bell-shaped flowers. They are grown for their glossy, many-seeded edible fruits, including chilli and bell peppers, and as indoor ornamental plants
Name Status: Unresolved

How to Grow

Cultivation

Sow indoors from late Winter to mid-Spring in a small pot filled with good quality seed compost and cover with a fine layer of vermiculite. When seedlings are 2.5cm tall transplant to individual pots, water and keep in a sunny spot. See how to grow: chilli peppers for further advice

Propagation

Propagate by seed. See sowing vegetable seeds or sowing seeds indoors for further advice

Suggested planting locations and garden types

Patio and container plants
Conservatory and greenhouse

Pruning

Pinch out growing tip to encourage bushiness

Pests

May be susceptible to aphids, glasshouse whitefly, glasshouse red spider mite

Diseases

May be susceptible to grey moulds