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  • Acacia pravissima
    … and provide a delicate honeyed scent. Although it is not hardy in the Chicago area it can be over-wintered successfully. It has received the Royal Horticultural Society's Award of Merit. …
    Type: Garden Guide Plant
  • Dahlia 'Bashful'
    … Dahlias are not hardy in the Chicago area, and tubers must be dug, cleaned, and stored over winter. Plant this dahlia in full sun in the spring, when the danger of frost has passed. …
    Type: Garden Guide Plant
  • Dahlia 'Bishop Of Llandaff'
    … year. Dahlias are not hardy in the Chicago area so tubers must be dug, cleaned, and stored over winter. Plant in full sun in spring after danger of frost is past. …
    Type: Garden Guide Plant
  • Dahlia 'Purple Taiheijo'
    … to bloom. Dahlias are not hardy in the Chicago area, and must be dug up, cleaned, and stored over winter in a cool dry place. Plant this dahlia in spring when danger of frost is past. There …
    Type: Garden Guide Plant
  • Dahlia 'Karma Irene'
    … the Chicago region, so if you wish to save the tubers they must be lifted in fall and stored over winter.  Plant in spring when danger of frost is past.    …
    Type: Garden Guide Plant
  • Betonica macrantha
    … of hooded, 2-lipped, deep pinkish purple flowers on plants that slowly increase in width over time. This wild species collected by members of the Garden's staff from the Caucasus Region …
    Type: Garden Guide Plant
  • Buddleja 'Crown Jewels'
    … should be planted in full sun. It features magenta purple flowers that sparkle like jewels over its gold foliage from late summer through early fall until a secondary bloom extends the …
    Type: Garden Guide Plant
  • Clematis 'Marie Boisselot'
    … winter to early spring will delay flowering until the fall. It is attractive grown through and over low-growing conifers or medium-size shrubs or as a partner to climbing roses. …
    Type: Garden Guide Plant
  • Clematis x durandii
    … most effective when used as a scrambler rather than a climber. Grow it through large shrubs, over old tree stumps, or on the ground in a perennial border. …
    Type: Garden Guide Plant
  • Canna 'Chocolate Sunrise'
    … fall after the first hard frost and store in a cool, dry environment nestled in wood shavings over the winter. Plant them out in the garden after the soils have warmed (typically the first …
    Type: Garden Guide Plant