… from mid-summer up to the first hard frost. This is a moderately sized cultivar suitable for smaller gardens. …
Type: Garden Guide Plant
… can be used as a pond plant. However, since it's also quite drought tolerant, it's ideal for rain gardens. It's evergreen in most climates. …
Type: Garden Guide Plant
… Performance by Joey Brink In 2021, the National Association for Olmsted Parks (NAOP) sponsored a juried carillon composition competition to create five new pieces for the Carillon in honor of Frederick Law Olmsted. This concert will feature "Four Olmsted … across the country, transforming American life and culture. His vision of public parks for all people — and their ability to strengthen communities and promote public well-being. …
Type: Event for Calendar
… Q. What accounts for the different autumn color displays in trees and shrubs? A. Certain plants have a built-in genetic code that is responsible for their intense fall color displays. But even with these genes in place, trees and shrubs need … the two yellow-to-orange pigments, carotin and xanthophyll, begin to dominate leaf color. For the magnificent reds and burgundies to appear, a plant must have an appropriate genetic …
Type: Plant Info
… appear on the same plant. The sapwood of an infected branch may contain dark streaks. To check for this symptom, cut a cross-section of a thumb-sized branch and look for darkened tissue immediately under the bark. Timing & Life Cycle Once taken up by a plant, … weather. Incidence of disease subsides during hot weather. The fungus survives in the soil for many years. Damage With careful watering and pruning, most plants survive verticillium wilt. …
Type: Plant Info
… and July on this diminutive perennial adapted to well drained soils and sunny locations. Ideal for rock garden, trough or container gardens. …
Type: Garden Guide Plant
… of spring and early summer. A green flowered addition to the landscape palette and a favorite for cut flowers. …
Type: Garden Guide Plant
… then lays eggs in the spring. These eggs hatch into tiny immature scales called crawlers that, for a brief period, move along stems and leaves until they become immobile, grow a protective … before they lay eggs. Dormant oil must be applied when temperatures will be above freezing for 24 hours for deciduous plants and above 40 degrees for evergreen plants. Once plants have started to leaf …
Type: Plant Info
… dead brown patches to appear. Timing & Life Cycle Adult beetles emerge in early July and feed for four to six weeks on more than 300 species of plants. Female beetles lay eggs in the soil 3 inches below the surface of a lawn. Grubs hatch two weeks later and feed on grass roots for about eight weeks until they are full-grown. Grubs burrow deeper into the soil to hibernate for the winter, coming to the surface the following May or June to feed on roots again. These …
Type: Plant Info
… of my clivia plant in order to get it to rebloom next year? A. Clivia plants are easy to care for once you know their specific requirements. They need a cool and dry rest period from about … Please contact Plant Information Service at (847) 835-0972 or plantinfo@chicagobotanic.org for more detailed information. …
Type: Plant Info
