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  • The purple English oak is notable for its deep purple foliage upon emergence in the spring. The stunning leaves become more green … shade trees at maturity and provide habitat and food for a variety of wildlife. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … 'Twilight Zone', an improved version of native Little Bluestem is the first to color up for fall, adding iridescent silver-mauve tones all over the plant as early as midsummer! Then through fall, the flowerheads come on, adding brighter purple highlights. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … Queen of Diamonds Culver's Root is a form of a native American perennial that grows in forests, meadows, and prairies throughout the Midwest. It is currently undergoing evaluation at the Chicago botanic Garden for suitability in local gardens. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … Q. Please advise on the correct time and procedure for dividing iris. A. If you want to divide bearded iris, do so after it flowers, but before … and then separating the clump into as many sections as you want. For an established clump, this might require a pruning saw. Replant the sections in full sun at the same planting depth as … ( I. danfordiae, I. reticulata ) can be lifted, separated and replanted in fall, although this is often not necessary since they tend to naturalize by themselves. …
    Type: Plant Info
  • … New! Anyone who spends one year in the Chicago area knows how tumultuous the weather can be in spring. Climatic conditions can change from sunny and mild to blizzard conditions in a day. For outdoor photographers, this presents challenges. Learn specific ways to prepare and compensate for the rollercoaster of …
    Type: Item Detail
  • … developed in the Chicagoland Grows plant introduction program. Its yellow blooms are unusual for a lilac and it features golden foliage in the fall when most lilacs do not show attractive … Lilacs begin to set buds for the following year shortly after they finish blooming; if pruning is desired, it should be done immediately after flowering to maintain flower production the next … collection contains over 50 varieties of lilac and more than 800 plants. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • This red twig dogwood has branches that are bright red which provide color and beauty beauty in … spring flowers are followed by fruits in mid-summer, and the leaves turn yellow in fall. It is tolerant of a range of soils including boggy and clay soils making it suitable in rain garden … hedge or screen, or is a beautiful specimen by itself. Its suckering habit and preference for moist soils makes it suitable for erosion control along water courses. Archived Copy: This
    Type: Garden Guide Plant
  • … Wylie Crawford is the senior university carillonneur at the University of Chicago, having served for 31 years as the fifth university carillonneur. He is also the resident carillonneur for the
    Type: Event for Calendar
  • … Dark pink bracts that come to a point are positioned just above the dark green leaves on this smaller, more heavily branched and compact poinsettia. A favorite for the Christmas holidays, the bracts last longest if the plant is given bright light and warm temperatures, and the water drains freely from the pot it was …
    Type: Garden Guide Plant
  • … Kasanlaker cornelian cherry dogwood is a German introduction selected for its fruit production. In other respects the Kasanlaker cultivar is typical of the species -- … of dogwood from 20 species (7 of which are native) and over 2,400 plants. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant