About
Capsicum annuum 'Radiance' is a medium-sized annual characterized by its branching growth and oval, mid-green foliage. During the summer months, it produces small white flowers, which are succeeded by an abundance of long, narrow yellow peppers. This variety is well-suited for cultivation in pots and containers.
About the genus
Capsicum comprises both annual and perennial species characterized by simple, alternate foliage and flowers that are either tubular or bell-shaped. These plants are cultivated primarily for their glossy, multi-seeded fruits, which include varieties such as chili and bell peppers. Additionally, they serve as popular choices for indoor ornamental displays.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Loam, Sand
- Soil pH
- Acid, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H1C
Plant details
- Plant type
- Annual Biennial, Fruit Edible
- Habit
- Spreading branched
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.5-1 metres
- Time to full height
- 1 year
- Suggested uses
- Patio and container plants
- Toxicity
- Humans/Pets: Irritant if eaten, skin/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
Care notes
- Cultivation
- Best grown inside on a sunny windowsill or in a greenhouse, but can be grown outside once all danger of frost has passed; select a sunny, sheltered position and grow in containers, peat-free growing bags or in open ground. Water regularly and feed with a high potassium liquid fertiliser once the first fruit has set. See how to grow: chilli peppers for further advice
- Pruning
- Pinch out growing tips of plants when they are about 20cm tall to encourage bushiness
- Propagation
- Propagate by seed. See sowing vegetable seeds or sowing seeds indoors for further advice
- Pest resistance
- May be susceptible to glasshouse red spider mite and aphids
- Disease resistance
- May be susceptible to virus diseases, fungal wilt, anthracnose and powdery mildews