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  • … Hidcote St. Johnswort is a stoloniferous shrub that grows to a height of 18 to 24 inches and spreads as wide or wider. … Peak bloom occurs in June and early July; however, flowers continue to appear into fall. This woody ground cover is evergreen farther south and semi-evergreen in mild Illinois winters. Renewal- prune in the late winter for vigorous new stems. Sunny yellow flowers and rich green foliage much of the summer create …
    Type: Garden Guide Plant
  • … in the garden in a short time. Read some tips, tricks, and thoughts on seed starting.   Check This Chart Before You Start Check out horticulturist Lisa Hilgenberg’s seed viability chart. Some … conditions, they do so with great determination. Read More   Sow Spaghetti Sauce Now March is the magic month for starting seeds—especially for certain veggies and herbs. Read More     Successful Seed … conditions, they do so with great determination. Read More   Sow Spaghetti Sauce Now March is the magic month for starting seeds—especially for certain veggies and herbs. Read More     …
    Type: Page
  • … Q. Is it possible to grow a beautiful, large fuchsia indoors in winter? A. When bringing a fuchsia … during days), bright room. During active growth a fuchsia needs moist soil, but as it prepares for dormancy, withhold water in October and November, watering slightly only when the soil is quite dry. Check during winter for problems. Leaf drop and failure to flower are normal at this time. In March, gradually resume watering and fertilizing at half strength. Prune the plant …
    Type: Plant Info
  • … by even the most avid horticulturists. Heptacodium miconioides , or seven-son-flower, is a perfect example of a plant that remained unrecognized years after its introduction and is … 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 resulted in the collection of viable seeds of this rare genus. Seeds and cuttings were then distributed by the Arnold Arboretum and the U.S. …
    Type: Plant Info
  • … open to rose-red flowers. The glossy red fruit that form in the fall persist into winter. This cultivar is rated highly resistant to disease by the University of Illinois Extension. The difference … garden. Special attention to pollination, disease/pest vigilance, and pruning may be required for the trees to thrive and fruit in the home environment. Although apple fruit trees produce …
    Type: Garden Guide Plant
  • … Buy Tickets Advance:  $25 members/$30 nonmembers Day-of:  $30 members/$35 nonmembers Parking is per car; free for Garden members By purchasing tickets for this event, you agree to terms and conditions stated below. * Must be 21 or older to purchase …
    Type: Event for Calendar
  • The Jonamac apple is a cross between the Jonathan and the McIntosh with texture and flavor qualities of both … garden. Special attention to pollination, disease/pest vigilance, and pruning may be required for the trees to thrive and fruit in the home environment. Although apple fruit trees produce … Apple trees produce best fruiting when they are between 10 and 30 years of age. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … What is a daisy? The word daisy often brings to mind an image of a flower composed of flat, white … the white peaks of Mt. Shasta in California. A favorite border perennial in Chicago gardens, this classic-colored flower grows on stems 2 to 3 feet tall. Shasta daisies form robust, rounded … English daisies will often bloom sporadically through the fall. Short little plants, perfect for edging, they sport a common yellow center with varying shades of rose, red, salmon, or white …
    Type: Plant Info
  • The Holiday apple is a cross between the Jonathan and Macoun developed in Ohio. It is recommended as an eating … garden. Special attention to pollination, disease/pest vigilance, and pruning may be required for the trees to thrive and fruit in the home environment. Although apple fruit trees produce … Apple trees produce best fruiting when they are between 10 and 30 years of age. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … Q. I have evergreens planted near a street. How can I protect them from salt damage? A. While the best course is to plant only salt-resistant varieties near sources of winter salt spray, some protection can … pooling. Please contact Plant Information at (847) 835-0972 or [email protected] for more information. …
    Type: Plant Info