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Small striped flea beetle

Small striped flea beetle

Phyllotreta undulata

A species of Phyllotreta, Also known as Chinese cabbage flea beetle

Phyllotreta undulata, known generally as the small striped flea beetle or turnip flea beetle, is a species of flea beetle in the family Chrysomelidae. It is found in Australia, Europe and Northern Asia (excluding China), North America, and Oceania.

General Info About Small striped flea beetle
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Attributes of Small striped flea beetle
Colors
Black
Yellow
Habitat
Brassicas plants
Adult Food Sources
Cruciferous leaves, cabbages, kale, broccoli, brussels sprouts
Larva Food Source
Cruciferous plant roots, radishes, turnips, mustard
Biting/stinging
Not reported
Allergy-causing
Not reported
Pollinator
The Small striped flea beetle is often found near the corolla, where its fluffy hairs easily pick up pollen, assisting in the pollination of the plant.
Pest-Eating Predatory
Not reported
Phytophagous
Not reported
Predatory
Not reported
Biting animal or pet
Not reported
Mouthparts Type
Chewing mouthparts
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Species Status of Small striped flea beetle
Common and widespread
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Distribution Area of Small striped flea beetle
Australia, Europe, Northern Asia (excluding China), North America, Oceania
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Life Cycle of Small striped flea beetle
Egg Laid on host plants, the oval eggs of small striped flea beetle are tiny and often yellowish. The eggs serve as a protective environment for the developing embryo which undergoes cell division and differentiation.
Larva Upon hatching, the pale, legged larvae of small striped flea beetle feed voraciously, growing rapidly. Their size increases manifold, and they undergo several molts, shedding exoskeletons to accommodate growth.
Pupal Small striped flea beetle's pupal stage involves a cocoon-like structure where transformation occurs. The creature is immobile, and its tissue undergoes significant restructuring, developing adult features within the pupa.
Adult Emerging from the pupa, the adult small striped flea beetle’s development is marked by the presence of wings and functional reproductive organs. The body is fully formed and hardened, and the adult is mobile, focusing on reproduction.
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Predators of Small striped flea beetle Larvae
Frogs, toads, birds, ground beetles (carabidae), spiders, predatory beetles (staphylinidae, coccinellidae), ants
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Scientific Classification of Small striped flea beetle
Tips for Finding Small striped flea beetle
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Youth Habitat of Small striped flea beetle
Agricultural and Cultivated Areas
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Habitat Preferences of Small striped flea beetle Through Different Life Stages
During its egg stage, small striped flea beetle can often be found on the underside of host plant leaves. As larvae, they are typically located in the soil feeding on plant roots nearby their host plants. The pupae usually remain in the soil where they are less conspicuous and undergo transformation. To search for these stages, one would inspect the host plant carefully for eggs, dig around the base of the plant for larvae, and sift through the soil to locate pupae. Adult small striped flea beetle, however, are more mobile and can be found on or around the foliage of host plants, often consuming the leaves.
Are Small striped flea beetle harmful?
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Are Small striped flea beetle harmful to humans?

Some colorful leaf beetles are actually toxic, and their beautiful appearance is warning predators: I am very dangerous, do not eat me! However, just observing with your eyes and touching the leaf beetle with your hand will not be poisoned.
Harmful Effects of Small striped flea beetle
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Agricultural Pests

Larvae of small striped flea beetle feed on the roots of cruciferous plants, while adults chew on leaves. Mild infestations may only cause cosmetic damage, but severe cases lead to significant leaf loss, root damage, and can stunt plant growth or lead to plant death, reducing crop yields and affecting human food sources.

More Effects of Small striped flea beetle

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