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Agapanthus ‘Blue Yonder’ 
The unique aspect of this plant is the true blue flower color. The plants bloomed in one garden for three weeks in July. The evaluator noted that the plants produced attractive seed heads for a few weeks after bloom.Agastache ‘Bolero’ 
Agastache is a group of aromatic perennials that grow in dry, often hilly habitats in China, Japan, U.S. and Mexico. Insects are highly attracted to the flowers. Bolero is a garden hybrid developed from a species native to the southwestern United States. This selection features loose spikes of vivid, rose-purple flowers over a compact mound of fragrant bronze-green foliage that is deer and slug resistant.
Agastache is a group of aromatic perennials that grow in dry, often hilly habitats in China, Japan, U.S. and Mexico. Insects are highly attracted to the flowers. Bolero is a garden hybrid developed from a species native to the southwestern United States. This selection features loose spikes of vivid, rose-purple flowers over a compact mound of fragrant bronze-green foliage that is deer and slug resistant.
Amsonia ‘Blue Ice’ 
Dark blue buds open to clusters of bright, lavender-blue, star-like flowers from May into June for about 6 weeks. Each star-like bloom is ¾ inch wide.
Asparagus ‘Purple Passion’ Asparagus is a perennial vegetable that produces edible shoots or spears that may be harvested in May and June. 'Purple Passion' is a cultivar that produces attractive purple spears that have a mild, nutty flavor. The spears provide excellent purple color if added raw to salads, but turn green when cooked.
Aster tataricus ‘Jindai’ 
Small, ¾-inch, lavender-blue daisies with a yellow center are clustered at the tips of the stems. ‘Jindai’ blooms in September and October.
Astilbe X arendsii ‘Beauty of Ernest’ This Astilbe has airy plumes of fragrant, pale pink. The flowers are supposed to bloom June through August; however, one evaluator noted its bloom time as being only in August and some evaluators noted it did not flower at all. It was observed that Color Flash® was not as floriferous as Astilbe ‘Hennie Graafland’.
Athyrium ‘Ghost’ Ghost fern with its soft silvery gray fronds and dark maroon midrib is a cross between Athyrium nipponicum var. pictum (Japanese painted fern) and Athyrium filix-femina (lady fern). 
Baptisia x variicolor ‘Twilite’ PPAF Slow to establish flowers are often hidden in foliage or may not flower in year one. Once set, dark chocolate/ purple flowers highlighted by lemon yellow tips on tall stems up to 32" above the foliage create a striking floral effect. Flowers fade to violet-purple. Blooms approx. three weeks from late May into June. Good cutting flower attracts many types of butterflies.
Bergenia ciliata Flowers bloom in early spring as foliage is just emerging. By June foliage has matured and is the best feature of the plant. Leaves can be 6-8 inches in diameter and are reminiscent of African Violets. Dark green, hairy foliage remains lovely all summer and gives great texture to the garden border. In the fall the foliage declines and remains green.
Brunnera macrophylla ‘Jack Frost’ Jack Frost has China-blue sprays of flowers in April and May for 3 to 4 weeks with no repeat flowering later in the season. However, flowers are not Jack Frost’s main feature— flowers only received a ‘good’ rating over the evaluation period.
Brunnera macrophylla ‘Looking Glass’ Unique feature of this medium textured plant is the silver heart-shaped foliage with fine green veins.
Calamintha nepeta Calamintha has masses of dainty white flowers that change to soft blue as they age. The tiny blooms dance airily just above the foliage continuously from June through October! Calamintha is a fine-textured plant with rich, shiny green foliage. A member of the mint family, the leaves have a peppermint fragrance when crushed.
Campanula ‘Samantha’ Pretty, dainty, long blooming, fragrant, upward facing, ¾ inch violet-blue flowers with a white halo inside. Samantha blooms constantly [almost ridiculously], starting in June through summer with a little maintenance.
Campanula ‘Sarastro’ Large, 2 ½ inches long, dark purple, bell-shaped flowers appear heavily in June for about two weeks, and then smaller flowers appear sporadically through August. Small heart-shaped leaves are medium green and a medium texture, which stay healthy all year long.
Campanula glomerata ‘Freya’ Campanula ‘Freya’ is a clustered bellflower touted for use in front-to-middle of a border, in foundation plantings, mass plantings, butterfly gardens, cutting gardens and cottage gardens. Star-shaped clusters of deep violet/purple flowers bloomed from June into July.
Carex dolichostachya ‘Gold Fountains’ old Fountain ‘Kaga-nishiki’ is a dense, clump-forming sedge with fine-textured yellowish leaves, Grown primarily for its foliage and arching form, it is touted as a ground cover for the shade garden. Like most Carex flowers, they are small and unremarkable when they appear in spring.
Carex platyphylla This foliage plant produces no true flower and is native from the East Coast to the Mississippi. Semi-evergreen, lanceolate leaves are 1-2 inches wide by 8-10 inches long. Showy powder blue to blue-green color. Spreads slowly in clumps to form a lovely textured groundcover.
Caryopteris ‘Snow Fairy’ The soft blue flowers begin blooming in late July and are ¼ inch or less in small clusters on the tip and sides of the stems. Though pretty, they can get lost in the bright, variegated foliage. This bluebeard has fine-textured, variegated foliage. The 2-inch leaves are toothed, sage green, with an irregular white margin. The foliage is clean throughout the season and the variegation has a strong effect in the garden until frost. When crushed or bruised, foliage has a mint-like fragrance.
Digitalis ‘Spice Island’ The 2-inch florets of cream-yellow with light orange blush appear on 24-30-inch racemes in early June and continue mid to late June. Sporadic re-bloom in late July through mid-August occurs with or without cutting back spent flowers. Dark green, medium textured foliage is glossier than the species and grows from a basal clump. No fall color but foliage remains somewhat evergreen in winter.
