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  • … sound practices when dealing with insect problems, and determine your personal threshold for damage. Chemical treatments should always be considered a last option. Regular monitoring of … plants, beneficial insects, pets, and people. Please contact Plant Information Service for the most current chemical options from the University of Illinois Extension.  …
    Type: Plant Info
  • … Early spring preventative fungicide treatment of hawthorns may be warranted in some cases. For recommended chemical treatments for rust, please contact Plant Information Services at (847) 835-0972 or email . …
    Type: Plant Info
  • … at night and 80 degrees F. during the day. If container grown, a 12-inch or larger clay pot (for stability) is recommended. The orchid family consists of a large number of genera, each with … by genus and is consistent with their natural habitat. While requiring adequate sunlight for a stunning bloom display, most orchids will not tolerate sustained direct sun. Many varieties …
    Type: Garden Guide Plant
  • … many African American households, including mine. Tequia Burt's grandmother inspired her love for collard greens. Writer Tequia Burt grows heirloom collard greens in her Chicago garden. … Ole Timey Blue seeds to the Seed Savers Exchange. He said his family has grown this variety for more than a hundred years and that his mother used it to make a dish that is similar to … green, these collards date back to 1935. Vates I like to choose hardworking, tough plants for my garden, and Vates fits the bill. Though a more common heirloom variety than Ole Timey Blue …
    Type: Blog
  • … yellow flowers that bloom in midsummer. Its narrow leaves are blue-green. Plant it in full sun for best flowering. Creating a pleasing border in our midwestern climate requires more than … most perennials cannot match in this region's short growing season. When the perennials vanish for the winter, shrubs provide a welcome presence. Some of the best border choices are smaller … to a separate garden bed. The more compact varieties that bloom all summer are preferred for perennial gardens. All roses perform best in full sun. …
    Type: Plant Info
  • … sometimes even as late as December. In fact, frost makes kale taste sweeter! Looks Good & Good for You Kale, the cabbage without a head, is a member of the mustard family (Brassicaceae), along … not pure muck. Choose a well-drained, full-sun spot and thin the plants as they grow, allowing for the full-body structure they are going to assume. An alternative is to buy transplants and … on strong stems. The seed packet may say the plant grows to 2 feet, but it's not unusual for the plants to tower considerably higher. The tightly curled foliage offers a texture not …
    Type: Plant Info
  • … Gardening in shade can be challenging for gardeners who want to grow great plants. That’s where hellebores come to the rescue. They … about 20 species of hellebores that inhabit Europe and Asia. The leaves tend to be evergreen for most of the year and plants bloom for almost two months before the flowers begin to fade. Although many hellebores have nodding, …
    Type: Plant Info
  • … to the collected specimens. Hepta- means "seven," and -codium refers to the flower head. Then for nearly 65 years,  Heptacodium  was forgotten. But in 1980, another expedition to China … blossoms emerge from the tips of the branches. The blooms are sweetly fragrant and persist for several weeks. To maintain this late bloomer's attractive shape,  Heptacodium  must be pruned … Evaluation Garden, where it thrives in dappled shade. The plants there are pruned annually for aesthetics and to control random suckering. Plants have performed well and flowered …
    Type: Plant Info
  • … your walk, warm up by the fire at the McDonald Woods Shelter (weather permitting).  Dress for the weather. If winds are 20 or more miles per hour or if there is heavy rain, the program …
    Type: Event for Calendar
  • … Please contact Plant Information Service at (847) 835-0972 or plantinfo@chicagobotanic.org for more detailed information. …
    Type: Plant Info