rhs.org.uk/get-involved – RHS Gardening in the Community – for information on setting up community garden or vegetable plot, fundraising guidance etc.
For help with identifying garden pests, see the British Bugs.org website.
Plant identification: visit photoid.naturalvision.de (or tweet @id_birds, @id_butterflies or @id_wildflowers.
For information about wildlife in gardens visit http://www.gardenwildlifehealth.org
Citizen Science: The Guide to Citizen Science was published by the Natural Environment Research Council UK. It can be downloaded from http://www.ukeof.org.uk/co_citizen.aspx
Ask an Expert: Visit Sense About Science to ask a relevant expert to explain your query in layman’s terms: http://www.senseaboutscience.org