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  • … onion. In Chicago-area gardens, the ornamental onions producing rhizomes are better adapted to our heavy soils that often get excessively wet during periodic rainy periods. Plant in full … crowding, shading, or disturbing the plant for several years. It will slowly increase in size to form a beautiful display. Honeybees in particular are fond of onion flowers, but close … visiting the flowers. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … New! Curious about how to lower your environmental impact? Want to know what is being done in Illinois on environmental issues? Join the Illinois Environmental …
    Type: Item Detail
  • … New! Get ready for college with basic cooking skills to feed yourself and your friends. Inspired by the book, College Cooking, by Megan and Jill Carle, this class features easy and inexpensive recipes. Build confidence to use a chef’s knife to slice, dice, and mince. Learn proper methods of making coffee, cooking pasta, eggs (hard …
    Type: Item Detail
  • … Learn how to create compelling architectural images with an in-depth overview on composition. This workshop … photographing the architecture around the Garden, post-processing instruction, and time to work on your own images in class, as well as critiques of images created during the first two days. On day three, we’ll meet in Chicago to photograph our city’s world-class architecture, including Aqua, Millennium Park, the Chicago …
    Type: Item Detail
  • … also performs well if the summer months are cooler than normal. Deadhead (remove old flowers) to promote increased flowering but leave a few to set seed for next year's crop. Plant it in full sun after danger of hard frosts has passed in … desserts. Pot marigolds are in a different genus than the American marigolds and are native to Europe. They have been cultivated since Medieval times. …
    Type: Garden Guide Plant
  • … BEACON™ Violet Shades Impatiens This series represents years of efforts by plant breeders to develop a series of impatiens that are resistant to the downy mildew disease that devastated the crop not too long ago. Healthy plants featuring flowers in shades of violet thrive in shaded to partly shaded landscape settings, containers, and window boxes from early summer through the …
    Type: Garden Guide Plant
  • … Learn to create glowing colored pencil drawings. You will learn the “heightened drawing” technique as you draw on toned paper, adding highlights to achieve luminous, vivid color. We will explore techniques to create the textures of natural objects and wildlife. Learn techniques for clouds, water, and …
    Type: Item Detail
  • … Check daily for black spot, especially in wet weather. Do not handle rosebushes if foliage is wet and infected. Wait until leaves have dried before removing them and spraying. Monitor … (tissuelike patches on the leaves). Succulent new green growth is particularly susceptible to aphid attack. Monitor newly planted shrubs, small flowering trees, and juicy perennials for … of aphids — curled, distorted tip growth. Spray a strong stream of water on damaged foliage to remove pests. June One application of fertilizer in the spring is usually sufficient for …
    Type: Plant Info
  • … Learn how to process your honey, wax, and other products from the hive into usable products for you or others. In this class, we will cover honey, pollen, beeswax, and propolis, and what to use them for in different products. Wil Pilipauskas, head beekeeper, Willies Honey Company …
    Type: Item Detail
  • … Soft yellow petals are blushed with rose at their edges on this compact (to 3 feet) dahlia adapted for garden and fresh-cut flower use. Plant tubers or plants in full sun … after danger of late frosts has passed in moist, rich soils. Avoid locations that are prone to high winds. …
    Type: Garden Guide Plant