Evolution

Calendars: Adding Google Calendars
In the 'Calendar' module click 'New' and select 'Calendar'

From the 'Type' options select 'Google'

Give it a name, which need not be the same as it is called on Google, then select a colour for it.

Enter your Google username, this normally being your email address at Google or one you used to sign up with.

Select the interval time to refresh the calendar.

Then click the 'Retrieve List' button.

You will be asked for the password to your Google account, enter it and click 'OK'

Now you will have in the 'Calendars' you will have all of the Google calendars you have access to listed select the one you want and click 'OK'.

You will have to do this this for each Google calendar you want to view in Evolution.