It can be quite difficult to encourage bumblebees to nest in a specific place - even specially designed nest boxes have limited success. Simple nests using flower pots that mimic mouse and vole nests can be successful though.

It is much easier to build a home for solitary bees. Unlike honeybees and bumblebees, solitary bees live and build their nests alone, usually in tunnels, hollow stems and beetle holes. You can easily create a hotel from bamboo or other tubes, and solitary bees will likely come and stay.

Learn More:

https://www.gardenersworld.com/how-to/diy/how-to-make-a-bumblebee-nest/

https://www.woodlandtrust.org.uk/blog/2020/04/how-to-build-a-bee-hotel/?gclid=EAIaIQobChMIsIa3rbSa6gIVh63tCh3zIAz5EAAYAyAAEgJCgfD_BwE&gclsrc=aw.ds

https://friendsoftheearth.uk/bees/make-a-bee-house