"Blue days" short shrub, ground cover near blue color flowers?

Do watermelons grow below ground and how do...
Sounds like it could be a vinca. Here is a picture:

http://www.featurepics.com/image/image20...

What type of trees/plants can I grow living...
Lithodora? here is a picture. this variety is 'heavenly blue' http://shrinkify.com/74f

the leaves of litodora are legitimate fleshy. the flowers are bright medium blue. ground cover. hope this is it.


here is a site for you to check out the different variety and compare more photos- http://shrinkify.com/74g
Who do I call for when my sward...
Answers:    Could if be Evolvulus 'Blue Daze'?

See the links for info and pictures:
http://www.sd1new.net/GardenPages/blueda...
http://www.mobot.org/gardeninghelp/plant...
http://www.floridata.com/ref/E/evol_glo.

Hope this is it!