… The Pinnatifida or cutleaf emperor oak takes its name from the feather-like, deeply indented and lobed foliage, which emerges pinkish in the spring. Indeed, the intriguing spring foliage is the primary reason for this oak's selection. Its growth rate is often described as glacial and its mature size may be shrub-like in nature. The genus Quercus includes more than 600 species …
Type: Garden Guide Plant
… The shingle oak is so called because its wood was favored by early settlers for making shingles. Its bark is … people. When young, the shingle oak has a pyramidal shape. As it matures, its crown opens and lower branches droop. The acorns mature biennially. The glossy, dark-green leaves are unusual for an oak -- oblong and unlobed. The genus Quercus includes more than 600 species of the oak tree, of which 90 are …
Type: Garden Guide Plant
… Tibouchina urvilleana , glory bush, is native to northeastern Brazil and so thrives in the bright sun, heat and humidity of Chicago summers. Royal purple 5” across flowers cover this large shrub with …
Type: Garden Guide Plant
… Q. How do I grow roses? A. Select a rose that is cold-hardy for your region. Provide a site with full sunlight (six hours or more), good air circulation, and well-drained soil that is high in organic matter. Roses are best planted in the spring, …
Type: Plant Info
… Dutch elm disease is a fatal fungal disorder spread by the elm bark beetle. The fungus can be carried from a … Plants American elms ( Ulmus americana ) are the most susceptible to the fungus; Siberian and Chinese elms are more resistant but can still contract the disease. Much research is … fungus causes the vascular system of the tree to become clogged, preventing the flow of water and nutrients from the soil to the upper canopy of the tree. This manifests itself in the …
Type: Plant Info
… spent flowers off of my perennials encourage more blooms? A. Removing old or spent flowers is known as deadheading. Most ornamental plants benefit from deadheading; however, newly planted … it because it aesthetically looks better when dead plant material is removed, such as peonies and annual pinks ( Dianthus chinensis ). Deadheading can prevent self-seeding of plants that you … Don’t deadhead plants that you may want to spread, such as woodland phlox ( Phlox divaricata ) and lupine ( Lupinus ). Another important reason to deadhead is to encourage rebloom and prolong …
Type: Plant Info
… by the Midwest Bonsai Society See bonsai trees on display, shop the plant sale, and learn from experts. Show: Nichols Hall Sale: Runnels & Searle Courtyard Demonstrations & … in Nichols Hall –Over two dozen vendors selling bonsai trees, raw nursery stock, pots, tools, and supplies in the Searle and Runnells Courtyards & Burnstein Hall – Free demonstration from 1-4 … pool, take a moment to study the silhouette of a bonsai and think about what the artist is trying to capture, the feeling that the tree is meant to evoke. “I feel a sense of calm and …
Type: Event for Calendar
… Elegant Spring magnolia is a relatively new introduction that bears fragrant ivory blossoms with a hint of pink at the … stunning beauty of their usually large flowers, which emerge prior to the foliage in spring, and are often fragrant. While shades of pink are the most common bloom color, the Magnolia palette also includes white, yellows and purples. Another dominant feature is a prominent fruiting body of small follicles forming a …
Type: Garden Guide Plant
… petals surround the central mass of dark purple stamens on this sprawling vine. This cultivar is ideal for use on low arbors and arbors or can be used as a groundcover for banks and other larger spaces. The nectar and pollen rich flowers attract pollinating insects and …
Type: Garden Guide Plant
… Look carefully for the smallest owl species at the Garden during its migration in late October and November. Although it is difficult to find, it may be seen in any shrubby or wooded area. …
Type: Birding
