Pest Control for Verbena

Blackhorned Thrips

Prevention and treatment methods

(1) Protect and utilize natural enemies.

(2) When chemical control is serious, spray 3000 times diluted 20% cypermethrin or 1000 times diluted 50% acephate emulsifiable concentrate.

Whiteflies and aphids

Spray with 800 times diluted 2.5% dernethaiol emulsifiable concentrate, or 800-1000 times diluted 40% oxydemeton-methyl or 800 times diluted fenpropimorph, once a week for 2-3 times in a row, the effect is better.