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There are a variety of ways to identify and control asparagus beetles. A few signs to observe are grayish-green grubs, black heads and overwintering in soil. In , we will discuss some of the most common ways to control asparagus beetles. Find out more here. Organic pesticides may be used on plants. Make sure to be cautious. Pesticides are toxic! They may be harmful, which is why they should not be used. Make sure to use pesticides in a controlled manner on forage waterways and ponds.

Spotted asparagus beetle

Recognizing and controlling the asparagus beetle with spots requires an approach that is careful to avoid the spread of. They consume asparagus spears and then lay eggs. They feed for two weeks. Importantly, you should pick asparagus before the pest spreads. Make sure you clean the spears once you have harvested them for eggs removal. Pick asparagus when the leaves have matured in order to limit spread.

Grayish-green grubs

Asparagus beetles can be a major problem for those who cultivate asparagus. Even though the asparagus beetle not an invasive pest however, it could damage the crop. Its life cycle is dependent on temperature. garden insect netting are at their highest in the months of May and Juniper. Although they are active most of the time however, they are able to move between different areas in a matter of days. Their antennae are three quarter inches long.

Black heads

The young spears are attacked by the asparagus beetles. This is an insect that can infest paragus. The adults aren’t harmful, but the larvae may be dangerous to human beings. The spears must be removed at a length that will allow you to close their cycle. Beetle eggs and spears cannot be consumed by adults Therefore, it is recommended to not pick these plants as they are still young.

Overwintering in soil

The asparagus beetle overwinters as an adult in protected regions. At of April, adults emerge from the soil and consume asparagus. They lay eggs betweento late April. 300w led grow light are laid on a stalk and hatch three to eight days later , based on the temperature. The soil is their food source for between ten and fourteen days, before returning to the soil to pupate. hatch and they appear as one adult during the spring following.

Neem oil

Neem oil can be beneficial in battling the asparagus beetles. Though the oil itself isn’t toxic, it may confuse insects, which makes them less likely to devour your garden. Furthermore, neem oils are absolutely safe for both humans and pets. Although neem oil can also be utilized to kill mosquitoes, it shouldn’t be applied to spears that are young since the oil can attract beneficial insects.

Natural insecticides

Organic pesticides can be a great solution to kill asparagus beetles. Neem oil is a natural pesticide that can be taken from trees and then sprayed on asparagus plants. It is an organic insecticide that kills the beetles on your asparagus plants in the form of a thin layer over them. Neem oil is also a great way to keep beetles away, however you must use pure neem oil. Be sure to follow the guidelines on the best way to apply the oil.


If you’re experiencing an asparagus beetle infestation, you could try handpicking the problem. The pest is notorious to drop to the ground when it’s disturbed. It’s very easy to catch asparagus beetles if you place an empty glass or bucket of water below their bodies. When the level of water rises it is important to secure the glass with a lid so the insects don’t fall. To trap more beetles, use sheets of paper or a pizza box.