How does it take for 5 frame NUC to be filled to 10
2012-4-18 · If your 5 frame nuc has 4 frames of mainly sealed brood your 10 frames will be covered in bees within a fortnight. If it has very little brood build up will be much slower. The limiting factor is the number of bees - as this determines to brood area which can be kept warm. Until more bees emerge the brood nest cannot grow.
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