… The eggs overwinter on the debris and hatch in April and early May when new leaves are 5 to 6 inches high. The larvae enter the leaves a few inches above the ground and eat irregular tunnels in leaf tissue for 10 days to two weeks. They then bore into the rhizome and and continue to feed until … to successful control of borers. Cleaning up and destroying all plant debris in the fall will get rid of eggs laid during the summer. Leaving the rhizomes partially exposed when planting can …
Type: Plant Info
… Millions of seeds sit frozen in a vault at the Chicago Botanic Garden, waiting to prevent an extinction, support habitat restoration efforts, or contribute to scientific … Bank. The Garden’s Dixon National Tallgrass Prairie Seed Bank—part of the Negaunee Institute for Plant Conservation Science and Action—provides long-term storage for more than 4,200 seed … diversity of an entire plant population, seed banking is an efficient and cost-effective way to preserve the diversity of many plant species into the future. Most of the Midwest’s native …
Type: Research
… woodland wildflowers that emerge, then quickly go dormant—live their lives. If you want to see some of the spring woodland flowers in bloom, you often have to be there on the day they … pollinators associated with them, they usually have several different pollinators that can visit, including other native bees and many species of flies. Besides being important sources of … by planting the entire community of plants together at the same time. It will be easier to get the many species growing together. The healthy competition and relationships among plants are …
Type: Plant Info
… light shade. It has a mature size of 5 feet high and 4 feet wide and is hardy in USDA Zones 5 to 9. The red-bronze flowers emerge rather late in the fall. The dry fall foliage and flowers are … species has done so well that some cultivars are invasive, particularly Purpurascens. It's best to look for late-flowering clones that will not have time to set seed. It is resistant to deer. …
Type: Garden Guide Plant
… X 5’) cultivar that will form a dense, irregular pyramid with forest green needles. It will do best in a sunny location with well-drained soil. …
Type: Garden Guide Plant
… Shinyleaf spirea is native to western North America. Spiraea betulifolia is named for the shape of its leaves, which resemble those of the birch genus. The genus Spiraea consists … are quite small, they occur in clusters of inflorescence that can be very showy. Spireas are best used in groupings in a shrub or mixed border, where they are valued as tough, reliable and …
Type: Garden Guide Plant
Hexagon stonecrop is a hardy evergreen perennial that forms a mat that is 4” tall and 8” wide. It blooms in summer with yellow, star-shaped flowers. It gets its name from the whorls of six tiny needle-like leaves that grown along its stems. It is not an evergreen groundcover, but will turn an attractive shade of red in the fall. It works well in a rock garden, where it will not be shaded by …
Type: Garden Guide Plant
… Birchleaf spirea is named for the shape of its leaves, which resemble those of the birch genus. White flowers appear in June on new wood. The genus Spiraea consists of small to medium sized flowering shrubs with a fine-textured twiggy mounding habit. The small simple … are quite small, they occur in clusters of inflorescence that can be very showy. Spireas are best used in groupings in a shrub or mixed border, where they are valued as tough, reliable and …
Type: Garden Guide Plant
… Looking at it, the common name of featherleaf Rodger's flower is hard to explain. Its leaves are as big as most hostas' and heavily textured...anything but feathery. There is, however, a feathery quality to the spikes of flowers rising 2 feet above that foliage in shades of pink to rosy red. In the … and not reliably, at least in our climate. The drama's in the foliage. Give them time to get established, dappled sun, and consistent moisture, and they'll thrive. Slugs, rabbits and …
Type: Garden Guide Plant
… Emerging foliage was a deeper richer red bronze than other plants in the test, turning to bronze-edged green by late May. It also proved reliably bushy over the years...maturing to more than 5-feet wide, with flowering spikes up to 6 feet tall. In the shade garden, … and not reliably, at least in our climate. The drama's in the foliage. Give them time to get established, dappled sun, and consistent moisture, and they'll thrive. …
Type: Garden Guide Plant
