Common diseases and pests of olive flowers and their prevention and control methods

Common diseases of olive flowers and their prevention and control methods

Common diseases of olive flowers: Anthracnose

Symptoms: Small brown spots appear on the leaves at the early stage of the disease, which then expand into round or oval shapes. The spots gradually dry up, and in severe cases the entire plant is infected.

Olive Flower Anthracnose Prevention and Control Methods

Spray 600 times copper oxychloride solution once before budding. After budding, spray 100 times diluted thiophanate-methyl or carbendazim wettable powder again.

Common pests of olive flowers and their control methods

Common pests of olive flowers: scale insects

When the leaves are damaged, light yellow spots appear, and when the young branches are damaged, they grow poorly or even die.

Olive flower scale insect control methods

Prune at the right time to allow the crown to be ventilated and breathable. If pests are found, use the following pesticides to spray them: 700 times of Supo Killer emulsifiable concentrate; 1000 times each of omethoate and carbofuran, etc.

Common pests of olive flowers: psyllids

The healthy and lush olive leaves become yellow and lose their green color. The leaf surface becomes uneven and twisted. The spring shoot and young fruit period (April to June) and the autumn shoot period (August to October) are the peak periods of damage.

Olive psyllid control methods

Spray the pesticide when new shoots emerge in spring and autumn. The optional pesticides include: Wanling: 2000 times diluted; long-lasting phosphorus 1500 times diluted or omethoate, carbofuran 1000 times diluted each for spraying.