A set of 5 paper tubes with cocoons from the red mason bee. For a small population in the garden or balcony.
Place the tubes on a suitable spot in the garden or balcony where they are protected from rain. They contain 3 to 7 breeding cells (controlled through weight). It's possible that some cells in the unopened tubes contain dead bees or parasites.
Store the article immediately on a cold place or outside otherwise will the bees hatch to early. Frost doesn't influence the bees.