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  • … number of genera, each with its own unique characteristics. A common characteristic, however, is the basic form of the flower, which consists of three petals surrounded by three sepals -- … -- though the absolute temperature range (cool, intermediate or warm) varies by genus and is consistent with their natural habitat. While requiring adequate sunlight for a stunning bloom … sustain the plant through dry periods. Other varieties are monopodial, meaning upward growth is from a single growing point. There is an exception to almost every general statement one can …
    Type: Garden Guide Plant
  • … Description:  This rather rare, cavity-nesting warbler is associated with wet woodland habitats. …
    Type: Birding
  • … Training plants is a garden art form. At its most ornamental and intricate, the art of training plants becomes … with semitropical shrubs grown either as standards or as tightly pruned topiaries. A standard is a plant trained to a single trunk or stem with a distinct shape created by its leaves and … shapes, diamond patterns, and other designs are possible, depending on how the developing tree is trained and pruned. The challenge is to allow the tree to flower and produce lush foliage and …
    Type: Plant Info
  • … flavors or colors. Hold the Caffeine All commercial tea, such as black, green, and oolong, is made from Camellia sinensis , which is an evergreen bush that is native to Asia and not hardy in Illinois. Caffeine occurs naturally in this plant. Unlike …
    Type: Plant Info
  • … What is a weed? Essentially, it’s a plant that’s growing where you don’t want it to be. Weeds are … arrow-shaped leaf and search for the first tendrils at ground level while weeding. If the weed is already established, pull and clip the plant repeatedly to exhaust its roots. Our plant … or at least choose plants that like their feet wet. Maybe that low place in the lawn is a good site for a river birch. Weeds that can indicate poorly draining soil, such as clay, include …
    Type: Plant Info
  • … at the McDonald Woods Shelter. Dress for the weather. If the air temperature or wind chill is 20 degrees or less, or if winds exceed 20 MPH, the program will be cancelled. Free. Pre-registration is not required; regular parking fees apply. …
    Type: Event for Calendar
  • … Preserve in Hodgkins, IL. Educating students and the public about ecological restoration is incredibly important, which is why I participate in Skype a Scientist to connect with classrooms around the world.  …
    Type: Staff bio
  • … clean and improves air circulation in and around them. However, the fruit of staked plants is more susceptible to sunscald, so care should be taken when pruning. Staked plants may also … water as the plants and surrounding soil surfaces are exposed to sun and drying winds. Caging is an alternative to staking if you wish to grow tomatoes vertically. …
    Type: Plant Info
  • … Q:  How do I prevent my tomatoes from cracking? A:  The main cause of skin cracking is fluctuation of soil moisture, especially as tomatoes ripen. If soil becomes dry, and plants … the plants to prevent the soil from becoming overly dry. The best time to water tomatoes is in the early morning.    …
    Type: Plant Info
  • … the flowering witch hazel that blooms in March. A. Vernal witch hazel, or Hamamelis vernalis , is a dense native shrub or small tree that is the earliest woody plant to bloom in our area. The straplike, fragrant flower petals are found …
    Type: Plant Info