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 |
Veronica incana | Hoary Speedwell | 4 | 1 | Violet-blue | June & July | Foliage gray and rough. Flowers in numerous slender spikes about 3 inches long. Good in the border or rock-garden. A. G. |
Veronica longifolia var. subsessilis | Long-leaved Speedwell | 4 | 2-3 | Deep blue | Aug. & Sept. | One of the best of the late-flowering perennials. Long, deep green leaves, and flowers in numerous showy spikes or racemes, sometimes more than 1 foot long. An excellent border plant. A. G. I. |
Veronica officinalis | Common Speedwell | 4 | 6-8 in. | Light blue | May & June | A trailing plant with gray-green foliage and numerous flowers in small spikes. Good for massing under trees or for the rockery. A. G. |
Veronica repens | Creeping Speedwell | 4 | 4-6 in. | Blue-white | May | In habit like V. spuria. |
Veronica rupestris | Rock Speedwell | 4 | 4-6 in. | Purple-blue | May & June | Trailing in growth. Flowers in showy small spikes and borne in profusion. Excellent for the rockery, also good for massing under trees. A. D. |
Veronica spicata | Spiked Speedwell | 4 | 2-3 | Purple-blue | Aug. & Sept. | A good border plant with gray-green foliage and masses of flowers on slender spikes about 6 inches long. A. G.I. |
Veronica spicata var. alba | 4 | 2-3 | White | Aug. & Sept. | A white-flowered form of the preceding. A. G. I. | |
Veronica spuria or ame-thystina | Bastard Speedwell | 4 | 1 | Pale blue | May & June | A low branching perennial with numerous racemes of flowers about 3 inches long. Good for the border and rockery. A. G. |
Veronica virginica | Culver's Root | 4 | 4 | White | Aug. & Sept. | Upright and bushy in growth with light green, rough leaves. Flowers in drooping,slender racemes. A.G. I. |
Viburnum acerifolium | Maple-leaved Viburnum | 1 | 5 | Yellow-white | May | S. Good for low places or under trees. Foliage resembles that of the red maple. Flowers showy, in flat heads. Fruit large, almost black, showy. A. D. F. |
Viburnum alnifolium | Hobble Bush | 1 | 6-8 | White | May & June | S. A wide-spreading shrub with large, rough leaves, sometimes more than 6 inches across. Flowers in flat heads about 4 inches across. Fruit dark purple, showy. A. E. F. |
Viburnum cassinoides | White Rod | 1 | 6-8 | White | June * | S. An upright shrub with dark, glossy-green foliage; flowers in flat heads about 3 inches across. Fruit light blue and very ornamental. Excellent for the shrubbery border. A. D.G. |
Viburnum dentatum | Arrow Wood | 1 | 6-8 | White | May & June | S. Upright in growth with large, light green, rough leaves. Flowers in small, flat heads. Fruit blue-black. A good shrub for massing in coarse borders. A. D.G. |
 
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