… to the first killing frost of winter. Plant 'Dark Star' in a location that receives full sun for most of the day to get the darkest color on the foliage. Keep this plant in well-drained …
Type: Garden Guide Plant
… small birds enjoy feasting upon the seeds. Goldenrod is deer resistant and is not responsible for triggering allergies. …
Type: Garden Guide Plant
… can be pushed into different directions, where they obediently stay put. Good pink perennial for late-summer gardening …
Type: Garden Guide Plant
… and prominent, unusual, cone-shaped flower heads, with yellow ray flowers, that are good for cutting. The cone-shaped center is green, then brown as it dries out. It grows in sunny …
Type: Garden Guide Plant
… growing season in Chicago-area gardens. Their honey-like fragrance is a powerful attractant for pollinating insects and hummingbirds. Plant this perennial in full sun. In USDA Zones 7 to …
Type: Garden Guide Plant
… through August. Higher numbers are normally seen in June and early July. Adult beetles live for approximately three weeks. Beetles will hide in bark crevices and will occasionally feed on … being conducted to determine if larvae produced by late-emerging adults remain in trees for an additional year. Adult beetles are capable of flying approximately ½ mile from infestation … the movement of all ash products outside of the state of Illinois. Refer to up-to-date federal news releases . The Illinois Department of Agriculture has established quarantine zones …
Type: Plant Info
… plants—irises—sprout where her feet touch the ground. The genus Iris is a fitting name for a group of fabulous plants whose flowers represent a rainbow of hues. There are about 300 … finished blooming, they produce attractive seed heads that can be left on the plant or cut for use in arrangements. Depending on the cultivar, plants range in height from 24 to 42 inches. … is not allowing the soil to dry out. Wet in the spring and moist in the summer is a good rule for this species, which blooms about a month after bearded iris. The flowers may be at least 6 …
Type: Plant Info
… them? A. If the bulbs are still firm and show no signs of decay or rot, you can pot them up for indoor forcing. Choose a wide, shallow pot with good drainage and use either a commercial … side and will hang decoratively over the edge of the container. Water well and store your pot for 13 to 14 weeks in a refrigerator (cover the pot with a plastic bag), a cold frame, a window …
Type: Plant Info
… Core aeration is the most effective method of aeration because it allows the most room for water, nutrients, and root development. The best time to aerate lawns is in the spring or … best time. Please contact Plant Information at (847) 835-0972 or plantinfo@chicagobotanic.org for more information. …
Type: Plant Info
… prevent heat and transplant shock. Water thoroughly and gently at planting time and continue for the first year with 1 inch of water a week, spread throughout the root zone. Mulch root zones … Take care not to break these shoots when removing flowers. To increase flower production for the following year, pinch off one-half of this new green growth when it is at least one inch …
Type: Plant Info
