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  • … of an Illinois autumn. Asters are easy to grow, if you plant them in full sun, in soil that is well-drained but not too rich, and you don't overdo water or fertilizer. But which asters? … Hawke, manager of plant evaluation at the Garden, has already evaluated goldenrods . Now he is finishing up a massive trial of asters (or plants known as asters) – beginning with 180 different plants. He was happy to share the scoop before he finishes the official report on their garden-worthiness, which will appear soon among the Garden's other …
    Type: Plant Info
  • … perennial plants in the gesneriad family native to tropical America. Kohleria grandiflora is native to Colombia and Ecuador. Despite its scientific name, the flowers are rather small and …
    Type: Garden Guide Plant
  • … The leaves are dark green above and a rich purple beneath. In spite of the species name, it is no hairier than other kohlerias. Kohlerias are characterized by soft, ovate scalloped leaves …
    Type: Garden Guide Plant
  • … This shrub needs full sun and moist soil conditions. It has yellow blooms in late spring. It is a specimen. Members of the genus Salix are commonly known as willows. These woody plants range …
    Type: Garden Guide Plant
  • … professional greenhouse growers. An ancient art and science long used on fruit trees, grafting is the placement of the tissues of one plant (called a scion) onto another plant (called a stock). The rootstock is thought to impart disease resistance and increased vigor to a less vigorous—perhaps … in half. All the leaves were removed from the scion, leaving only the meristem. (The meristem is the region of stem directly above the roots of the seedling, where actively dividing cells …
    Type: Page
  • Kohleria are herbacious perennial plants in the gesneriad family native to tropical America. Kohleria ‘Ampallang’ was bred by John Boggan in the 1990’s. It has wine-red flowers with spotted throats. The leaves are dark green. Kohlerias are characterized by soft, ovate scalloped leaves and tubular flowers that are covered with soft fuzz. Related to African violets, the leaves are often suffused …
    Type: Garden Guide Plant
  • Kohleria are herbacious perennial plants in the gesneriad family native to tropical America. Kohleria has scarlet flowers with a hint of yellow in the throat. The leaves have dark purple veins. It was bred by Gunilla Svenson from Sweden. Kohlerias are characterized by soft, ovate scalloped leaves and tubular flowers that are covered with soft fuzz. Related to African violets, the leaves are often …
    Type: Garden Guide Plant
  • Kohleria are herbacious perennial plants in the gesneriad family native to tropical America. Kohleria ‘Lono’ has flowers with violet-red fuzzy tubes, flaring out into petals that are lime green with deep purple spots. Kohlerias are characterized by soft, ovate scalloped leaves and tubular flowers that are covered with soft fuzz. Related to African violets, the leaves are often suffused with …
    Type: Garden Guide Plant
  • Kohleria are are herbacious perennial plants in the gesneriad family native to tropical America. Kohleria ‘Magnifik’ has flowers that are soft red, with darker red spots on the lobes. The leaves are dark green with purple undersides. Kohlerias are characterized by soft, ovate scalloped leaves and tubular flowers that are covered with soft fuzz. Related to African violets, the leaves are often …
    Type: Garden Guide Plant
  • Kohleria are herbacious perennial plants in the gesneriad family native to tropical America. Kohleria ‘Napoleon V’ has flowers with red tubes. The lobes have red spots on a white or pale yellow background. The leaves are large, dark green with chocolate veins. Kohlerias are characterized by soft, ovate scalloped leaves and tubular flowers that are covered with soft fuzz. Related to African …
    Type: Garden Guide Plant