|US Patent #||--|
|EU Patent #||--|
|Hardiness Zone||4, 5, 6, 7, 8, 9|
|Size (HT/W/FL HT)||12" / 19" / 14"|
|Finish Time||Fast (4-6 Weeks)|
|Bloom Time||April, May|
|Most Active Growing Season||Spring, Winter|
|Flowering Season||Spring, Winter|
|Leaf Color||Green, Silver|
|pH||5.6 - 6.8|
|Special Uses||Deep South, Deer Resistant, Hummingbird Attractor, Winter Color|
|Nutritional Needs||150 - 200 ppm|
|Water (Greenhouse)||Dry moderately between waterings.|
|Water (Garden)||Prefers average to moist soil in the garden.|
|How Different?||Strap-like, completely pewter-silver leaves, smaller blue flowers, no mildew problems.|
|Landscape Value||Contrast in the shade garden, mixed beds, under high branching shrubs.|
|Finish Time to 4"||6 weeks|
|Comments||Plants wilt rapidly from soil drying out when large and rooted out. Can be root pruned when grow too large for pot. Crown will re-root quickly. Pulmonaria prefer their roots cool.|
|Grower Notes||8 week vernalization required for flowering, plant size. Transplant to 1-gallon pots late summer/early fall for full plants in late winter.|
Pulmonaria ‘Cotton Cool’
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