Oooh it does look like that kentvegplot! Thanks! I never thought of spiraea - all my other spiraeas are pink/purple!

so:
1- Spiraea "Bridal Wreath"
2- Plumbago
3- hebe
4- probably variegated ceanothus

Thanks all!

(still wish I knew which hebe(s) I've got!)

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no less than the trees and the stars;
you have a right to be here.
Max Ehrmann, Desiderata

blog: http://allyheebiejeebie.blogspot.com/ and my (basic!) page: http://www.allythegardener.co.uk/