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  • … large multi-stemmed shrub, reaching 15-20 feet tall at maturity. A native of northern Asia, it is hardy to zone 2. The glossy green leaves are smaller than most maples, divided into three sharply pointed lobes. … in the fall. Unfortunately, the cooler climate of northeastern North America is so suitable to this species that is has become invasive in some areas, including Illinois. Archived Copy: This
    Type: Garden Guide Plant
  • The early creeping cotoneaster blooms somewhat earlier than the species and is of modestly larger … 20 species among nearly 30 varieties and more than 2,500 individual plants. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … Almost all cyclamens are native to the Mediterranean basin, but some, like Neapolitan cyclamen, are cold hardy and can be grown … of the flower stalk. Plant them in partial shade in a woodland or rock garden. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • The cultivar 'Contrast in Styles' has rich wine colored standards, light blue style arms and wine colored falls. The flowers measure 5 inches across atop stalks that stand 28 inches high. It blooms in mid … by the American Iris Society and in 1995 it received the Award of Merit. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … Zizia aptera , heartleaf meadow parsnip is a less commonly found version of golden Alexander, Zizia aurea. The lacy, flat-topped yellow flowers sit atop two-foot stems in mid-spring. It is distinguished from golden Alexanders by the heart-shaped, toothed basal leaves. This species is native to Illinois and much of central and northern North America, in meadows and …
    Type: Garden Guide Plant
  • … Q. I would like to cut back on pesticide use in my vegetable garden. Is there anything I can start to do as I plant this spring? A. Most insect pests attacking vegetables require controls specific to that insect. But rotating the crops in your entire vegetable bed is a good cultural practice that can help to control …
    Type: Plant Info
  • … Jack -in-the-pulpit flowers in green and purple are a favorite woodland wildflower native to much of the eastern United States. Its bright red fruit is inedible due to high concentrations of calcium oxylate crystals. Archived Copy: This content was captured before February 2022, and is no longer being updated. …
    Type: Garden Guide Plant
  • … Hibiscus syriacus 'Notwood3' has gorgeous double blue flowers with lacy centers. This is an upright shrub 8 to 12 feet tall. It blooms from mid summer to fall and produces nearly sterile flowers with very few unwanted seed capsules. This is a member of the Chiffon series. It is hardy in zones 5-9. When the species was named syriacus, it was thought …
    Type: Garden Guide Plant
  • … Bright yellow poppy flowers are produced from spring to early summer on the greater celandine poppy ( Chelidonium majus ), a hardy perennial that thrives in shaded locations with moist soils. This is another example of a woodland plant that completes its growth and starts to go dormant during …
    Type: Garden Guide Plant
  • … pink flowers with deep red throats and peachy yellow edges. It grows to a height of 5-6 ft. The blooms are medium-sized and have ruffled, overlapping petals. Each flower will typically last only one day, but new flower buds are produced continuously. This is a tropical plant and in warm climates it will bloom throughout the growing season. It was bred …
    Type: Garden Guide Plant