Greenhouse whitefly
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Greenhouse whitefly | |
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Greenhouse Whitefly on the underside of a leaf | |
Scientific Classification | |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Insecta |
Order: | Hemiptera |
Suborder: | Homoptera |
Family: | Aleyrodidae |
Genus: | Trialeurodes |
Species: | Trialeurodes vaporariorum |
Synonyms | |
Greenhouse Whitefly Glasshouse Whitefly |
Whitefly, comprising only the family Aleyrodidae, are small hemipterans. More than 1550 species have been described. Greenhouse Whitefly or Glasshouse Whitefly (Trialeurodes vaporarior) typically feed on tomato leaves and fruit.
Identifying Features[edit | edit source]
Leaves become pale and curled, foliage and fruit become sticky where black mould then grows disfiguring the surface.
Treatment[edit | edit source]
Chemical[edit | edit source]
Spray with:
- Deltamethrin (Bayer Sprayday Greenfly Killer)
- Lambda cyhalothrin (Westland Plant Rescue Fruit & Vegetable Bug Killer)
- Plant extracts (Growing Success Fruit & Veg Bug Killer, Growing Success Greenhouse Whitefly Killer or Agralan Whitefly Killer)
- Plant oils (Vitax 2 in 1 Organic Pest and Disease Control
- Scotts Bug Clear for Fruit & Veg)
- Fatty acids (Doff Greenfly and Blackfly Killer, Bayer Organic Pest Control
- Greenfingers Organic Pest Spray) or urea/mineral lattice (SB Plant Invigorator)
for established infestations. Resistance to deltamethrin and lambda cyhalothrin can occur.
Prevention[edit | edit source]
Hang yellow flycatcher cards above plants.
Examples[edit | edit source]
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A close-up of two whiteflies
See Also[edit | edit source]
Tomato troubles |
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Adverse conditions | Blossom drop · Blossom end rot · Catfacing · Dry set · Fasciation · Frost · Greenback · Hollow fruit · Leaf roll · Leggy plants · Magnesium deficiency · Nitrogen deficiency · Oedema · Phosphorus deficiency · Potassium deficiency · Split fruit · Sun scald · Tomato stem primordia | ||||||
Diseases |
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Pests | Aphid · Cabbage whitefly · Flea beetle · Greenhouse whitefly · Leaf miner (Tomato leafminer, Vegetable leafminer) · Potato cyst nematode · Potato psyllid · Root-knot nematode · Slug · Thrips (Eastern flower thrips) |