‘Double Down’ delivers incredible, long-lasting blooms made up of countless double florets in rich shades of blue or pink depending on soil pH. Its full, rounded form and dense mopheads provide nonstop color and texture from midsummer through fall.
| Zone 5 | |
| 4-6 hours | |
| Moist, well-drained, rich soil | |
| Foundation planting | |
| Border accent | |
| 3-4' | |
| 3-4' | |
| Yes | |
| Yes | |
| Hosta, Heuchera, Astilbe, Fern |