Erica carnea 'Ann Sparkes' Flowers

This photo was taken during May 2013.
The technical information is as follows.
Camera - Canon EOS 5D Mk II
Shutter speed - 0.5s
Aperture - f16.0
Lens - Canon EF 100mm f2.8 Macro USM
Focal Length - 100mm
ISO - 200
Canon 580EX II Flash with 30° Honeycomb Grid
Filter - Hoya 58mm HD Circular Polariser