If you have a bee hotel and want to get rid of Houdini flies, go buy a bottle of malbec and make this trap. #BeeHotel #InsectHotel #MasonBees #HoudiniFlies #osmia #bees #insects #malbec #wine #nature #pollinators https://colinpurrington.com/2026/05/red-wine-trap-for-controlling-houdini-flies-at-bee-hotels/