Thrips — UK Commercial Species Index
Thrips are among the most economically important pests in protected horticulture. They cause feeding damage, flower damage, fruit scarring and can transmit serious plant viruses.
Correct identification is important because different thrips species vary in host range, virus transmission risk and suitability for biological control.
Quick Species Comparison
| Species | Main Crops | Virus Risk | UK Importance |
|---|---|---|---|
| Western Flower Thrips (Frankliniella occidentalis) | Ornamentals, strawberries, peppers | Very High | Very High |
| Onion Thrips (Thrips tabaci) | Onions, leeks, vegetables | High | High |
| Pea Thrips (Kakothrips robustus) | Peas, legumes | Low | Moderate |
| Rose Thrips (Thrips fuscipennis) | Ornamentals | Low | Moderate |
Western Flower Thrips (Frankliniella occidentalis)
Common names: Western Flower Thrips
Scientific name: Frankliniella occidentalis
The most important thrips species in UK protected horticulture.
Commonly affects:
- Strawberries
- Peppers
- Ornamentals
- Herbs
- Cucumbers
- Soft fruit
Major vector of Tomato Spotted Wilt Virus (TSWV).
Onion Thrips (Thrips tabaci)
Common names: Onion Thrips
Scientific name: Thrips tabaci
Important pest of onions, leeks and various vegetable crops.
Can transmit plant viruses and cause silvering damage.
Pea Thrips (Kakothrips robustus)
Common names: Pea Thrips
Scientific name: Kakothrips robustus
Mainly associated with peas and legumes.
Rose Thrips (Thrips fuscipennis)
Common names: Rose Thrips
Scientific name: Thrips fuscipennis
Associated with roses and ornamental production.
Key Biological Controls
Commonly Affected Crops
- Strawberries
- Peppers
- Cucumbers
- Ornamentals
- Herbs
- Onions
- Leeks