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  • … the white and avoid the red and yellow flowers – why? A: Different butterflies are attracted to different colors and nectars. They do not see the color red as well as we do, which might … explain why they are not visiting the red zinnias. Butterflies can see light that is invisible to animals, including humans. Petals of many flowers reflect ultraviolet light that we cannot see. Flower colors evolved for the benefit of insects. They are created by light reflecting from pigments rather than …
    Type: Plant Info
  • … Enjoy a morning walk exploring the trees at the Garden. Each month, we will visit a different section of the Garden and learn about the trees unique to that area. Dress for the weather.  Mark Zampardo, Ph.D., horticulture educator  Meet at Visitor Center …
    Type: Item Detail
  • … Enjoy a morning walk exploring the trees at the Garden. Each month, we will visit a different section of the Garden and learn about the trees unique to that area. Dress for the weather.  Mark Zampardo, Ph.D., horticulture educator  Meet at Visitor Center …
    Type: Item Detail
  • … Enjoy a morning walk exploring the trees at the Garden. Each month, we will visit a different section of the Garden and learn about the trees unique to that area. Dress for the weather.  Mark Zampardo, Ph.D., horticulture educator  Meet at Visitor Center …
    Type: Item Detail
  • … Enjoy a morning walk exploring the trees at the Garden. Each month, we will visit a different section of the Garden and learn about the trees unique to that area. Dress for the weather.  Mark Zampardo, Ph.D., horticulture educator  Meet at Visitor Center …
    Type: Item Detail
  • … parts that makes a garden a garden.”  — Elements of Design by Joe Eck By May, it’s tempting to visit the local garden center and go gaga over all things in bloom. We load up the shopping cart … plants, perhaps without giving much thought to what will go where in the garden. It’s easy to get swept away. Flowers, with all their colorful exuberance, are often the reason we are …
    Type: Plant Info
  • … Enjoy a morning walk to explore the trees at the Garden. Each month, we will visit a different section of the Garden and learn about the trees unique to that area. Dress for the weather.   Mark Zampardo, Ph.D., horticulture educator  Meet at Visitor Center …
    Type: Item Detail
  • … questions we have been getting about Spike the titan arum is “How do you know how much water to give it?”  The care and feeding that we have given Spike and its fellow titan arums—our …  growing in our production greenhouses—is very specific! Yes, the cultivation requirements for these plants are strict. Titan arums require well-maintained conditions of high humidity and … can be somewhat challenging! Providing them with the unique cultural requirements to get them to live long enough and to eventually bloom is a mighty task. However, all the extra …
    Type: Blog
  • … exam will be held at Chicago Botanic Garden on November 12, 2012.  The application deadline to sit for this examination is October 29, 2012.  For more information about The American Society for … Science and the ASHS Certified Horticulturist Program, and to download an application, please visit www.ashs.org . …
    Type: Event for Calendar
  • … If you are longing for spring blooms as much as we are, you might like to try forcing branches to bloom indoors. Spring-flowering trees and shrubs form their flower buds in late summer or fall …
    Type: Blog