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  • … them. Are the trees sick? A. Based on your description, it sounds like the trees are infected with maple leaf tar spot, known scientifically as species of Rhytisma fungi. Leaves that are infected with this fungal disease have round, light green to yellowish-green areas approximately ½ to 1 … disease, fungicide treatments are usually not necessary. Please contact Plant Information Service at (847) 835-0972 or email plantinfo@chicagobotanic.org for a positive diagnosis and if …
    Type: Plant Info
  • … Pacific North Line. For a schedule of trains, contact Metra at (312) 836-7000 or metrarail.com . Once you arrive at the Braeside station, you may walk to the Garden. This is a beautiful … Getting to the Garden by Bus For the most up-to-date information, contact Pace Suburban Bus Service at (847) 836-7000 or pacebus.com . Bus connections are available from Davis Street in … through Turnbull Woods, which is part of the Forest Preserves of Cook County. In partnership with the Illinois Department of Transportation and the Forest Preserves of Cook County, the …
    Type: Page
  • … This toad lily has excellent foliage through the early season and is then capped by terminal clusters of unusual, … accent plant, container plant or ground cover in a woodland garden. A late-blooming perennial with attractive flowers and foliage …
    Type: Garden Guide Plant
  • … Hornbeam is an excellent landscape tree and, due to its dwarf narrow shape, dwarf columnar hornbeam fits nicely in the home garden. It is a slow-growing upright deciduous tree with dense, compact foliage that grows to 4 feet tall and 1 1/2 feet wide and prefers full sun to …
    Type: Garden Guide Plant
  • … soil. Daydream can reach a height and width of ten to fifteen feet and it makes an excellent hedge. It has good fall color, is deer-resistant, and can cope with clay soils and dry conditions. …
    Type: Garden Guide Plant
  • … shrub, growing 6 to 16 feet high; it is very long lived. The green leaves are striped with a broad, bluish-white band on the top, and during the winter the plant takes on a purplish hue. It is excellent for use as screen, background, or accent, because it withstands a wide variety of soils …
    Type: Garden Guide Plant
  • … fragrant balsam firs ( Abies balsamea)  to shimmering Colorado blue spruces ( Picea pungens ). With so many choices, how does one choose? The three most commonly encountered groups of … most common firs available are Canaan fir, noble fir, and balsam fir. All make terrific trees with a classic piney fragrance. They feature dark green needles (often with silver undersides) … ornaments well, and their color range is quite appealing. When used properly, spruce can be an excellent plant for holiday decorating. Pinus cembra  ‘Blue Mound’ showcases its long, soft …
    Type: Blog
  • … Iris 'Summer Olympics' is a soft lime yellow tall bearded iris with ruffled petals. The centers of the falls fade to white around the yellow beards. It stands 31 inches high with branched stalks and blooms in early season with a gentle fragrance. It may rebloom. It is an excellent cut flower and is attractive to butterflies and hummingbirds while resistant to rabbits …
    Type: Garden Guide Plant
  • … cool room around 50 to 60 degrees Fahrenheit, and make sure it receives plenty of bright light with no direct sunlight. Water sparingly and allow the soil to slightly dry out between watering. … the needles. Fertilize monthly during the spring and summer. Please contact Plant Information Service at (847) 835-0972 or plantinfo@chicagobotanic.org for more detailed information. …
    Type: Plant Info
  • … plants and habitats. In addition to our regional monitoring work, Plants of Concern partners with landowners to provide detailed monitoring data at a given location while addressing … Assessment (RFQA) protocols. Partners include: Midewin National Tallgrass Prairie (U.S. Forest Service) Forest Preserves of Cook County Openlands Chicago Park District …
    Type: Staff bio