Spruce up your yard! With cold-weather hardiness, evergreen beauty and a range of sizes and shapes, the many types of spruce ...

Other studies say that some experts call this tree Picea glauca ‘Densata’ because there aren’t enough differences between Black Hills spruce and white spruce to be accepted as a variety. Norway spruce ...

Affected by the rescue environment and the unmanned aerial vehicle(UAV) communication technology, communication among UAVs is greatlyrestricted. How to do rescue mission planning for UAV swarms ...

A growth characteristic change model is established for the main dominant tree species in Shangri-La city, including Pinus yunnanensis, Pinus densata Mast, Picea & Abies, and Quercus acutissima, ...

Full sun is recommended. Specifics Name: Picea engelmannii ‘Bush’s Lace’ Common name: ‘Bush’s Lace’ Engelmann spruce Description: This tough and underutilized selection of a native species (western ...

White spruce (Picea glauca) is also known as Canadian spruce, skunk spruce, cat spruce, Black Hills spruce, western white spruce, Alberta white spruce, and Porsild spruce.

You might not have the largest yard or plot, but that doesn’t mean you can’t grow the mighty spruce. These 5 types of spruce ...

View common North American conifer trees, their ranges, their identifying descriptions and other trees in their associated habitat.

In Maine, spruce budworm (SBW) feeds primarily on balsam fir (Abies balsamea) and white spruce (Picea glauca), but also readily attacks other spruce species (Picea spp.), larch (Larix laricina), and ...