This is a preview. Log in through your library . Abstract Recent studies have shown that photosynthesis may increase under diffuse light regimes (e.g., cloud-generated) compared to direct (collimated) ...

Blue spruce (Picea pungens f. glauca), also called Colorado blue spruce, is a beautiful tree with blue-gray needles. Being colorful and relatively drought tolerant, it’s a favorite of many homeowners ...

I would venture to guess that the most popular evergreen tree for Idaho landscapes is the blue spruce (Picea pungens). They ...

I hear it all the time: "Ken, I love the look of a beautiful landscape, but I barely have time to water, let alone fuss with ...

Colorado Blue Spruce or Picea pungens is one of the most popular evergreens throughout our area. But is its natural habitat in Colorado? Blue Spruce is found in Colorado and in southwest range of ...

Blue spruce (Picea pungens Engelm.) seedlings grow continuously when exposed to photoperiods exceeding 16 hours and enter dormancy within 4 weeks under photoperiods of 12 hours or less. Dormancy was ...

The Colorado blue spruce is outstanding in January, especially when contrasted against a blanket of snow or with a layer of frost on its bright, steel-blue needles. There are many different cultivars ...

As we decorate our houses with evergreens for the season, and the silhouettes of deciduous trees stand out starkly against the white snow, evergreens in the landscape become the sole green sentinels ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Baldcypress grows into a large tree and the bark is gray-brown to red-brown, ...