Male |
Female |
|
Male |
Female |
Length: 5.5-7.5mm
| Egg | Larva | Pupa | Adult |
| April - September (5-10 Days) | May - September (20-25 Days) | (1-3 Weeks) (Winter) | March - November (Earliest: 5.4) |
| Attractant Chemicals | |||||
|---|---|---|---|---|---|
| Alkaloids | Brassitin, Cyclobrassinin, Methoxybrassinin | ||||
| Glucosinolates | Allylisothiocyanate | ||||
| Biotopes: |
Meadows |
Hedge Rows |
Gardens |
|
Possible Food: (Larva) |
Brassicaceae Roots | ||
|
Food: (Adult) |
Taraxacum campylodes Nectar, Pollen |
Anthriscus sylvestris Nectar, Pollen |
Ranunculus repens Nectar, Pollen |
|
Parasitoids: (Larva) |
Several Ichneumonidae Larvae |
Aphaereta minuta Larva |
Trybliographa rapae Larva |
|
Other Possible Parasitoids: (Larva) |
Several Ichneumonidae Larvae |
Several Braconidae Larvae |
Several Figitidae Larvae |
| Predators: |
Mellinus arvensis |
Oxybelus uniglumis |
Phaonia trimaculata Larva |
Nature Spot:
Delia radicum
Plant Parasites of Europe:
Delia radicum
Pictures © 2003, 2004, 2016 J.K. Lindsey
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