Heliothis ononis  The flax bollworm ("Heliothis ononis") is a species of moth of the family Noctuidae. It is found in China, Kazakhstan, central Asia, northern Mongolia (Khangai), the Russian Far East (Primorye, the Amur region, the southern Kuriles), the Korean Peninsula, southern European part of Russia, southern and central Europe, southern and eastern Siberia (Transbaikalia, Yakutia) and Turkey. In North America it is found from south-central Manitoba west to British Columbia, north to the Northwest Territories and Yukon and Alaska and south to Colorado. The wingspan is 24–26 mm. Adults are on the wing from May to July in North America. The larvae feed on "Linum" species.