Biological pest control predatory midge "Feltiella acarisuga", and a ladybird "Stethorus punctillum". The bug "Orius insidiosus" has been successfully used against the two-spotted spider mite and the western flower thrips ("Frankliniella occidentalis"). Predators including "Cactoblastis cactorum" (mentioned above) can also be used to destroy invasive plant species. As another example, the poison hemlock moth ("Agonopterix alstroemeriana)" can be used to control poison hemlock ("Conium maculatum"). During its larval stage, the moth strictly consumes its host plant, poison hemlock, and can exist at hundreds of larvae per individual host plant, destroying large swathes of the hemlock. Not all biological control agents are directed at
Asparagus (genus) are dioecious species, with male and female flowers on separate plants. , the World Checklist of Selected Plant Families accepts 212 species of "Asparagus", including: "A. asparagoides", known as bridal creeper, is a problematic weed in southern Australia. "A. asparagoides", "A. aethiopicus" (under the name "A. densiflorus") and "A. scandens" are listed on the New Zealand National Pest Plant Accord since they are invasive plants. Asparagus (genus) Asparagus is a genus of flowering plants in the family Asparagaceae, subfamily Asparagoideae. It comprises up to 300 species. Most are evergreen long-lived perennial plants growing from the understory as lianas, bushes or