Veronica gentianoides Tissington White

Mats of dark green leaves all year. Slender spikes of white flowers with blue markings.

Flowering period:  April to July.
Growing conditions:  Well-drained soil in sun or part shade.
Special note:  Mat-forming.
Typical mature height:  18 inches ( 46 cms )
Hardiness: - to discuss further  
 Piecemeal Plants in Leicestershire