Royal Blue large speedwell
Veronica austriaca 'Royal Blue'
RHS AGM 1993
USDA zones4 to 8
SunHandles full sun to partial sun
WaterNeeds moderate soil
Size12 to 18 inches tall12 to 18 inches wide
- Bloom season
- Spring, summer
- Bloom color
- Blue
Notes
'Royal Blue' large speedwell (Veronica austriaca 'Royal Blue') is a perennial. It is hardy to USDA zone 4, or down to -30°F (-34°C). This plant likes full or part sun and average moisture. Deer and rabbits rarely make it their first choice. It grows 12 to 18 inches tall and wide, and its blue flowers open in late spring and early summer.
Pairs well with Jacob’s ladder, Gardenia peony, and Buffalo grass.