Shrub for sun in zone 5a - 8b. Grows 3 FT wide, 3 FT tall. Blue flowers.
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ALL KNOWN NAMES:
- Blue Empire Blue Mist Shrub
- Blue Empire Blue Spirea
- Caryopteris x 'Blue Empire'
- Caryopteris x clandonensis 'Elst01'
- Caryopteris x clandonensis Blue Empire