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 |
Anemone japonica var. Whirlwind | 4 | 3-4 | White | Sept. until frost | Semi-double; one of the hardiest. | |
Anemone pennsylvani-ca | Pennsylvania Windflower | 4 | 1-1 1/2 | White | June & July | A native variety of value. Prefers a shady position. Its single flowers, which are about 1 1/2 inches across, completely cover the plant. A.G. I. |
Anemone Pulsatilla | European Pasque Flower | 4 | 6 in. | Purple | April & May | Flowers large and beautiful. Good for the rock garden or open border. One of the earliest plants to bloom in spring. B. C. H. |
Anemone sylvestris Ansonia | See Amsonia | 4 | 1 | White | April & May | Dense and light green foliage. Large single flowers in great quantity. Prefers partial shade. A. G. |
Anthemis tinctoria | Chamomile | 4 | 2-3 | Lemon-yellow | June to Aug. | A profuse bloomer and very showy. A good border plant. Flowers about 1 1/2 inches across, daisy-like. A.G. I. |
Anthemis tinctoria var. Kelwayi | Kelway's Chamomile | 4 | 2-3 | Deep yellow | June to Aug. | A hybrid of the preceding. Equally valuable. Foliage dense, finely cut. A. G. I. |
Anthericum | See Paradisea | |||||
Apios tuberosa | Wild Bean | 3&4 | 10-12 | Chocolate-brown | July & Aug. | A vigorous tuberous-rooted climber with fragrant flowers in racemes about four inches long. Good for rockeries or low trellises. |
Aquilegia canadensis | Wild Columbine | 4 | 1-2 | Scarlet and yellow | May to June | A good plant for the rockery or hardy border. Very free-flowering. A. G. |
Aquilegia ceerulea | Rocky Mountain Columbine | 4 | 1 | Violet and white | April to July | Foliage much divided. One of the best. Particularly good for rockery planting. A.G. |
Aquilegia caerulea var. hybrida | Long-spurred Columbine | 4 | 2 | Various | May to July | A free-flowering species. Flowers in shades of white, blue and rose-purple. Excellent for the border or rock-garden. A.G. I. |
Aquilegia chrysantha | Golden-spurred Columbine | 4 | 3 | Golden-yellow | May to Aug. | Fragrant and showy. Spurs very long and slender. One of the best. A.G.I. |
Aquilegia formosa or californica | Californian Columbine | 4 | 2.3 | Various | May to July | Very distinct. Spurs long, orange-red. Petals yellow-brown. Foliage broad. A.G. I. |
Aquilegia glandulosa | Siberian Columbine | 4 | 1 | Deep blue and white | April to June | One of the best and hardiest. Flowers very large. A.G. I. |
Aquilegia Skinneri | Mexican Columbine | 4 | 3 | Crimson | May to June | Very showy and distinct. A.G. I. |
Aquilegia vulgaris | European Columbine | 4 | 3-4 | Various | April to June | A fine strain in most beautiful colors of white, red, blue and purple. A. G. I. |
Aquilegia vulgaris var. nivea | Munstead's White | 4 | 3 | White | June & July | Flowers very large and showy. A. G. |
Aquilegia vulgaris var. flore-pleno | Double Columbine | 4 | 3 | Various | June & July | Double flowers in colors from light yellow to crimson. A.G. I. |
 
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