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Identifying thrips on Leek
Tiny, slender insects, yellow to brown-black. Visible as tiny dashes on flowers and leaves.
cycle
Life cycle
Multiple generations per year. Pupate in soil. Spread rapidly in warm conditions.
warning
Damage to Leek
Silver streaks and scarring on leaves and petals. Distorted growth. Transmit viruses.
healing
How to treat thrips on Leek
Blue sticky traps. Spinosad or neem oil. Remove heavily infested flowers.
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Preventing thrips on Leek
Remove plant debris. Inspect new plants. Encourage predatory mites.