Planting for Pollinators
The Butterfly Conservation Trust have a number of resources available on their website including identification guides and tips on gardening with butterflies in mind.
Home page | Butterfly Conservation (butterfly-conservation.org)
The Bumblebee Conservation Trust also have some brilliant resources on their website.
The Field Studies Council (FSC) have an introduction to Solitary bee identification video which also provides a fascinating insight into their ecology.
https://www.youtube.com/watch?v=Yh5eoqdMlAE
Plantlife have a fantastic wildflower species database as well as planting tips.
https://www.plantlife.org.uk/uk
The Royal Horitcultural Society have further advice on planting for pollinators.
https://www.rhs.org.uk/science/conservation-biodiversity/wildlife/plants-for-pollinators
Professor Dave Goulson has carried out some interesting research into the impact of “pollinator friendly” plants and the use of chemicals on bees.
Are 'bee-friendly' plants poisoning our bees? | Friends of the Earth