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  • … not able to migrate north as quickly as the ice melted because many of the animals responsible for pollinating and transporting seeds or plant parts had become extinct. Members of the genus Amsonia are commonly known as bluestars for the abundant small blue flowers borne in clusters at the stem tips in late spring or early … and more than 3,5000 individual plants. A number of these varieties have been evaluated for their performance in our region; Plant Evaluation Notes can be found on the Garden's website. …
    Type: Garden Guide Plant
  • … Cicadas have been out and singing for a while now. If you live around trees, you may be enjoying their late summer serenade. You … three simple eyes show up as three spots reflecting the flash from the camera. The Latin name for this cicada is Tibicen canicularis. “Canus” is the Latin word for dog. Why do you think he’s called the Dogday cicada?)   …
    Type: Blog
  • … Q. What can I do to attract birds to my garden in the winter? A. There is a great demand for food in winter as natural supplies decline. Do not prune plants with berries and seedpods, … to attract and feed birds throughout the winter. Dawn and dusk are the two most active periods for bird foraging. There are many different food combinations that attract different types of … too. Please contact Plant Information Service at (847) 835-0972 or [email protected] for more information. …
    Type: Plant Info
  • … roses should be encouraged to develop lateral, flower-bearing canes. Continue to check peonies for botrytis blight or other foliar fungal problems. Peonies that suffered from botrytis or bud … regularly, starting when the plants are between 2 to 4 inches tall. Cage or provide support for peony blossoms when the plants are 10 inches tall. Let spring bulb foliage yellow and wither before removing it. The leaves manufacture food that is stored in the bulb for next year’s growth. Even braiding the foliage of daffodils can reduce the food production of …
    Type: Plant Info
  • … Bright yellow flowers on this dancing lady orchid can last for a month or more each; dozens of flowers per stem. Grow indoors in bright light, high … Move outdoors in summer and fertilize weekly with a dilute foliar feed to build up energy for the flowering cycle in winter. The orchid family consists of a large number of genera, each … 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
  • … Moth orchids ( Phalaenopsis and the closely related x Doritaenopsis ) are among the easiest for homeowner culture. Provide bright light, well- drained soils, some humidity, and small amounts of water every couple of days for years of repeat bloom. The orchid family consists of a large number of genera, each with its … 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
  • … shaped flower with pink markings that resemble the face of a monkey. The requirement for consistently moist, cool, humid, well drained growing conditions makes it, unfortunately, a challenge for many homeowners. The orchid family consists of a large number of genera, each with its own … 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
  • … inhibiting weed seed germination. The rate of application as well as the timing are critical for maximum effectiveness. CGM should be applied before weed seeds germinate in the … Please contact Plant Information Service at (847) 835-0972 or [email protected] for more detailed information. …
    Type: Plant Info
  • … Sascha Jacobsen ( Trio Garufa , The Musical Art Quintet ), Alma Vieja is at once an album for tango lovers and an opening for all listeners into this magical world.           This concert is presented in collaboration …
    Type: Event for Calendar
  • … the Garden’s local, regional, and national efforts to increase the supply of native seed for habitat restoration. I help manage the Plant Conservation Alliance Non-Federal Cooperator … designer, and content strategist—including a decade supporting government, non-profit, and for-profit conservation organizations. At the Forest Preserves of Cook County , I helped shape …
    Type: Staff bio