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  • … a small, upright spreading tree with a dense, rounded crown or a large multi-stemmed shrub. It is easy to grow in moist, rich, well-drained soils in full sun to part shade and performs well in areas … green leaves that turn brilliant scarlet in the fall. Tough and drought-tolerant, it grows best in full to partial sun. It can be grown either as a small tree or a privacy hedge. …
    Type: Garden Guide Plant
  • … into fall. Plant this flower in full sun, average soils, and allow one year for the plant to establish its root system for best displays. It's hardy and perennial in the Chicago region and a magnet for honeybees and gold …
    Type: Garden Guide Plant
  • … of brilliant yellow flowers with red bracts in winter on a sparsely branched shrub. Full sun to partial shade and an evenly moist, moderately fertile soil are required to produce the best flower production. Native to Brazil, Ecuador, and Peru, it is interesting to note that some of the hummingbirds native to the Chicago area migrate each year …
    Type: Garden Guide Plant
  • … surface of the plant. Tree peonies are not really trees but woody shrubs that can reach up to 6 feet. They thrive in full sun to partial shade and moderate moisture conditions. Free of most insect and diseases, it flowers best in full-sun conditions. …
    Type: Garden Guide Plant
  • … purple flowers and bracts are produced above the bushy well branched plants from June up to the first hard frost. Green heart shaped leaves are retained all of the way down to the ground throughout the season. Plant in full sun and well drained soils for best results. Suitable for containers on flower bed use. …
    Type: Garden Guide Plant
  • … ball shaped flowers are tucked in among the deep green very shiny leaves on this large shrub to small sized tree. The fragrance extends well beyond the plant encouraging gardeners and visitors to search for the relatively small flowers. Grow in bright light, warm temperatures, high humidity and moisture retentive soils for best results. …
    Type: Garden Guide Plant
  • … clusters adorn this nonhardy perennial during the warmer months of summer. This plant grows best in full sun and in well-drained, moderately fertile soils. It's a pollinator magnet …
    Type: Garden Guide Plant
  • … mountain ash ( Sorbus alnifolia ) has a broad, rounded shape, and can attain heights of 35 to 50 feet. This tree is a great specimen plant for the home landscape. A member of the rose family, this small, … handsome red fruit and great color in fall, and nice gray bark for winter interest. It's the best mountain ash for Illinois. …
    Type: Garden Guide Plant
  • … native range, landscape uses, and other noteworthy facts. Participants will learn how to best incorporate native trees and their cultivars into landscape designs and the ecological services provided by these important species. The class is divided into approximately half lecture and half field work touring through the Garden’s …
    Type: Item Detail
  • … produces long-stemmed dark purple flowers from midsummer through the first hard frost. Unique to this cultivar are the slightly pointed tips of the flower petals. Introduced in 2010 by Swan Island Dahlias, it flowers best in full sun and well-drained, moisture-retentive soil. This dahlia is insect and disease free. Plant tubers or potted plants outdoors after the danger of late …
    Type: Garden Guide Plant