… Prairie dock ( Silphium terebinthinaceum ) is a distinctive native of the tallgrass prairie featuring leafless stems up to 10 feet tall topped by panicles of bright yellow, 3-inch-wide flowers. The leaves—some quite … and very rough. Prairie dock is not fussy as to soils or soil moisture content and flowers best in full sun. The taproot can grow as deep as 12 feet and older plants will form offsets a …
Type: Garden Guide Plant
… successful practices and systems that dramatically increase garden productivity. In addition to better known topics such as season extension and succession planting, we will cover lesser known topics such as choosing the best cultivars for small space gardens, setting up a proper soil/fertility program, developing a …
Type: Item Detail
… This double early tulip features intensely colored orange flowers that age to tangerine. Introduced in 2003, this is a sport of the yellow-flowered 'Monte Carlo'. With short sturdy stems, it will withstand windy … close together in masses, rather than in lines like soldiers. Like all tulips, 'Orca' is at best a short-lived perennial in the flower garden. Its lifespan can be extended if it is planted …
Type: Garden Guide Plant
… Pale green flowers mature to white and take on a pinkish cast with age. Best performance is achieved in partial shaded, moist garden soils. The foliage is persistent in very mild winters …
Type: Garden Guide Plant
… Q. What do I do with my spring-flowering bulbs after blooming? A. When feasible, it is best to remove the spent blooms with pruners or scissors right after flowering. This prevents …
Type: Plant Info
… Jewel Mix nasturtium is a sprawling annual featuring a range of colors, including yellow, deep red, orange, and … baskets. It thrives in moderately fertile, well-drained soil in sunny sites and performs best in cool weather. Leaves, flowers, and immature fruits all contain mustard oils, and can be … in salads or as a substitute for capers. This species may be a hybrid created by Incans prior to Spanish conquest. It is identified as growing from Bolivia north to Colombia in high …
Type: Garden Guide Plant
… Green lawns can also be "green" (as in ecofriendly) lawns. In fact, some of the best tips for lawn care actually reduce our carbon footprint. For example, watering and mowing less often generally is more beneficial for grass. Tom Tiddens, plant health care supervisor at the Chicago Botanic … the care and maintenance of more than 80 acres of grass, and he offers an array of tips to care for your lawn. These are turf tips that will turn your neighbors green with envy, and …
Type: Plant Info
… 'Cattleya' is sometimes known as False Spirea. The bright, rose-colored plumes sit on top of dark green, mounded fern-like foliage. The leaves emerge tinged with red but mature to dark green. The thick, fluffy panicles are comprised of tiny, densely packed flowers that bloom in mid-summer. The tall, upright stems stand 3 feet high. 'Cattleya' does best in consistently moist areas with shade to partial shade where it adds a welcome touch of …
Type: Garden Guide Plant
… wiry stems in early autumn,” says Jill Selinger, manager of continuing education. “One of its best assets is that it grows well in dry shade, where so many other plants I tried have failed.” …
Type: Plant Info
… Reaching a mature height of 50' to 70', the littleleaf linden has a pyramidal habit in its youth and opens up with age. It has dense branches and a formal appearance in the landscape. This is an outstanding shade tree and one that tolerates pollution. Its fragrant yellow flowers open … bees collecting pollen. In autumn, the shiny dark-green leaves turn bright yellow. One of the best trees for our cities Archived Copy: This content was captured before February 2022, and is …
Type: Garden Guide Plant
