https://www.coldstreamfarm.net/product/black-hills-spruce-picea-glauca-densata-18-24-2-2/
Black Hills Spruce (Picea glauca densata) - 18-24'' (2-2) - Cold Stream Farm
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https://www.plumlinenursery.com/product-page/black-hills-spruce-picea-glauca-densata
Picea glauca densata - Black Hills Spruce | Plumline
A spire-like evergreen, tall and stately with bluish-green needles, more densely branched and fuller than the species; very tough and adaptable, makes a...
black hills sprucepicea glaucadensata