By Windy64
Cambridgeshire,
United Kingdom 
Hello all...A bug i.d please, ive seen them on my peaoni every year but there dont seem to be any sign of damage but theres lots more this year,ive just counted at least 6 just now and as you can see their doing naughties on my peaoni leaves... i guess they benefit from a milder winter as well....many many thanks p.
30 Apr, 2014
Answers
Looks like they are mating.
The Shield Bugs have a feature page in Gardener's World May Edition.
Page 22. (page number is for subscribers edition, page number may differ in shop bought edition.)
30 Apr, 2014
I've always had a soft spot for these - daft really...
30 Apr, 2014
Not really Stera we do too!
30 Apr, 2014
Thankyou all im so relieved shame its not a greenfly/aphid eater though... many thanks again. p.
30 Apr, 2014
Green shield bugs, you can learn more about them here
http://www.rhs.org.uk/advice/profile?pid=519
30 Apr, 2014