Watch the busy Krischik lab in action conducting research on biocontrols and pesticide effects: Monarchs, Painted Lady Butterflies, Bumble bees, Beetle banks, Pesticide drift and more.
Potting plants for rearing butterflies and bees
Plants on Rose plot growing for bumble bees and butterflies include a variety of milkweed, hysop, mallow and yellow bells. June 2019
Monarchs inside greenhouse cages feeding and laying eggs on host plant, swamp milkweed.
Monarchs like to have a lot of room to fly, nest and feed in the greenhouse monarch cages.
Monarch pupae (crysalis) hanging on cage sides in greenhouse.
Monarch eggs on milkweed leaves in rearing containers
Researchers working on monarch sublethal effects bioassay, 2020
5 instar Monarch larvae effected by pesticide-treated milkweed
Butterfly rearing. Left: monarch caterpillars on milkweed, Right: Painted lady butterflies on mallow.
Monarch butterfly feeding on imitation diet (nectar) from watermelon. Monarchs must be fed the first two days. They must learn to use their probiscus soon after emerging from pupae.
Mallow leaves in water pix for bioassay study on Painted lady butterflies.
Researcher Gutierrez-Moreno applying insecticide to mallow leaves for bioassay with Painted lady butterflies.
Painted lady butterfly eggs just arrived, placed near imitation diet/food in rearing containers
Painted lady butterflies in rearing cages in greenhouse, egg laying on mallow host plants.
Painted lady butterfly pupae hainging on butterfly cage fabric for rearing.
Potato field adjacent to habitat for drift study.
Potato plants sprayed with insecticide
Adjacent habitat to potato field with bumble bee and purple prairie clover.
Setting up beetle banks with compost, hay bales and bee huts at St. Croix Regional Park for beneficial insect habitat study
Researcher Untereker and Research Assistant Nguyen, setting up wild bee huts at beetle bank St. Croix Regional Park east site.
Mason wasp, in wild bee hut. Called mason wasps because they use mud as partitions between their brood cells in cavities like these hollow stems.
Leafcutter bee hibernation chamber inside shoot from bee hut, Oct 8, 2019
Beetle banks awaiting beneficial insects to set up nesting and overwintering areas
Entomoligst Monson counting overwintered insects at beetle bumps in St. Croix Regional Park east site.
Dr. Krischik identifying insects at beetle bank site, october 2019
Researcher Balaxashvilii disecting honey from bumble bee hives in lab.