Paper Inserts for Spring Mason Bees - 8mm

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Spring Inserts for Mason Bees - 8mm. Place inserts inside drilled blocks of wood or Cardboard Tubes. Inserts protect developing mason bee larvae from parasitic wasps and other pest s. Specifications Spiral wound glacine paper insert: Outside diameter - 8mm, inside diameter - 7mm, length - 6" Product Features Inserts easily fit within 8mm Mason Bee Tubes. Combined thickness of both Tubes and Inserts stop the majority of parasitic wasp attacks. To harvest cocoons in the fall, remove inserts and drop them into a bath of lukewarm water. Within 10 minutes the glue dissolves and the paper and cocoons are easily separated. For DIY Bee Houses, ensure roof is a minimum of 3” longer than Tubes & Inserts. Show more