This section is from the book "A Practical Handbook Of Trees Shrubs Vines And Herbaceous Perennials", by John Kirkegaard. Also available from Amazon: A practical handbook of trees, shrubs, vines and herbaceous perennials.
Botanical Name | English Name | 1 Deciduous 2 Evergreen 3 Vine 4 Herbaceous Perennial | Ultimate Height in feet | Color | Time of Bloom | Remarks |
Picea Engelmanni | Engelmann's Spruce | 2 | 50-60 | T. Dense and pyramidal in growth. Foliage steel-blue. A very ornamental, hardy tree. A. E.G. | ||
Picea excelsa | Norway Spruce | 2 | 50-75 | T. A most useful tree for screens or windbreaks. Symmetrical in growth when young, with spreading and somewhat pendulous branches. As the tree matures it often becomes uneven in habit of growth. Foliage dark shiny green. A. D. G. | ||
Picea excelsa var. conica | 2 | 10 | T. Dwarf, pyramidal and very dense in growth. A pretty low-growing evergreen. A. E.G. | |||
Picea excelsa var. aurea | Golden Norway Spruce | 2 | 30-40 | T. Foliage brilliant golden in the spring. A. D.G. | ||
Picea excelsa var. Fine-donensis | Finedon Spruce | 2 | 30-40 | T. Open in growth. Foliage pale yellow at first, becoming bronze-brown and finally light green. A. G. D. | ||
Picea excelsa var. Gregory ana | Cushion Spruce | 2 | 2-3 | S. Foliage light green and dense. Flat and cushion-like in growth. An attractive dwarf evergreen. A. E.G. | ||
Picea excelsa var. in-verta | Inverted Spruce | 2 | 10-15 | T. An interesting small tree with drooping branches closely appressed to the stem. Good in front of taller evergreens and as a single specimen on large lawns. A. E.G. | ||
Picea excelsa var. pu-mila | 2 | 6 | T. A pretty dwarf tree with deep green foliage. Conical and dense in growth. A. E.G. | |||
Picea excelsa var. pyg-maea | 2 | 6 | T. In growth like the preceding, but with lighter green foliage. A. E.G. | |||
Picea excelsa var. py-ramidalis | Pyramidal Spruce | 2 | 15-20 | T. Deep green foliage on branches ascending at narrow angles, forming a narrow conical tree. Rather open in growth. A. D.G. | ||
Picea nigra or Picea mariana | Black Spruce | 2 | 20-30 | T. Branches slender, often somewhat pendulous, forming a narrow, irregular head. Less decorative than the other Piceas. Foliage generally blue-green. A. E.G. | ||
Picea nigra var. Dou-metti | 2 | 6-8 | T. An ornamental small tree with ascending crowded branches, forming a dense conical tree. Foliage glaucous. A. E.G. | |||
Picea orientalis | Eastern Spruce | 2 | 10-15 | T. A very graceful spruce with dark, glossy foliage and ascending, spreading branches. Valuable for smaller gardens. A. E.G. |
 
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