Pearl bush pest control methods

Pearl bush pest control methods

Scarab

Usually it is a small blue beetle. Usually this type of beetle will bite leaves, buds and flowers, causing the leaves to be incomplete.

Prevention and treatment methods

1. Use the adult insect's ability to feign death to kill it by shaking branches in the early morning or evening;

2. During the adult outbreak period, spray 1000 times solution of 40% omethoate or 1000 times solution of 50% malathion.

3. Taking advantage of the habit of adult insects burrowing into the soil, sprinkle 2.5% phosmet powder around the plants. Afterwards, loosen the topsoil and allow the adult insects to die of poisoning due to the exposure to the pesticide.

Spotted leaf cicada

Adults and nymphs often gather on the back of young leaves to suck sap. The affected leaves may become perforated, cracked, curled or thickened depending on their age.

Prevention and treatment methods

1. In winter, dense branches and dead branches should be cut off, and diseased plants should be burned to reduce the source of insects;

2. Use insect nets to catch and kill adults during their peak period;

3. During the nymph and adult damage period, you can use 1000 times the solution of 90% dichlorvos or 1200 times the solution of 40% malathion emulsion for spraying.

<<:  Pest control for red sage

>>:  Common Wisteria Pests and Their Control

Recommend

When do begonias bloom?

Flowering time The common begonia blooms in July,...

How to apply compound fertilizer for the best effect?

Compound fertilizer is often used as base fertili...

There are several varieties of fortune trees

1. Taiwan Fortune Tree This kind of money tree is...

What is the reason why the leaves of weeping jasmine turn yellow?

The name of Jasmine may lead people to mistakenly...

Can succulents be grown on sea sand?

Can succulents be grown in sea sand? Sea sand is ...

Why are the leaves of chrysanthemums turning yellow?

1. Unsuitable soil Reason: Chrysanthemums grow be...

How to trim colorful pepper potted plants to look good

When is the right time to prune colorful pepper p...

Will newly planted succulents die if they are watered?

1. Will I die? There is no need to water newly pl...

How to grow perfume roses well

1. Maintenance methods 1. Temperature: The temper...

The dying flower was cut into baldness by her, and it grew wildly in a month.

asparagus How to shave your head: Shaving your he...

Common pests and control methods of cucumbers grown on the balcony

Common cucumber pests: root-knot nematodes Sympto...

How often should I water my Kylin palm?

How often should I water my Kylin palm? The water...