Spike Speedwell
Crowned with incredible deep violet-blue flower spikes in summer, this princely perennial is compact and floriferous. Remove spent flower spikes to encourage additional bloom. (Perennial)
Bloom time | Size | Exposure | ||||||
Summer | 15" tall x 18" wide | |||||||
Hardiness Zone:3,4,5,6,7,8,9,10,11 Cold Hardy to -40° to -30°F |
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