Red Mason Bee - BioDar System
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  • Dr inż. Stanisław Flaga
  • Wydawnictwo
  • Dorota Flaga

Red Mason Bee (Osmia rufa)

The red mason bee is a valuable pollinator of about 150 species of crops. It pollinates effectively all the species of garden plants flowering since beginning of April until mid-June.

Comparison of the recommended numbers of bees for 1 ha of cultivation area

Plant species
Kind of pollinator
Honey bee
Red mason bee
Apple, pear
4 families
(about 120,000 worker bees)
600-700 females
(1500-1750 cocoons)
Cherry, plum
5 families
(about 150,000 worker bees)
2100-3200 females
(5250-8000 cocoons)
Black current, strawberry
3 families
(about 90,000 worker bees)
900-1000 females
(2250-2500 cocoons)

Calculator of the necessary quantity of cocoons

Area:      Kind of plant:
Optimum number of red mason bees:


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