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Identifying thrips on Cucumber
Silver streaks or scarring on leaves and fruit, with tiny slender insects visible on close inspection of flowers and new growth.
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Life cycle
Multiple generations per year. Pupate in soil. Spread rapidly in warm conditions.
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Damage to Cucumber
Thrips scar the surface of both leaves and developing fruit and can transmit viral diseases, compounding the direct feeding damage.
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How to treat thrips on Cucumber
Use blue sticky traps to monitor and catch adults, remove heavily infested flowers and growth, and treat with spinosad or neem oil.
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Preventing thrips on Cucumber
Remove weeds and plant debris nearby where thrips overwinter, and inspect new transplants before planting out.