… ‘Le Vasterival’ is commonly sold under the trade mark name Great Star™. This is a compact, rounded shrub that stands 6 to 7 ft. tall with a spread of 7 to 8 ft. It has large, … turn pink as they mature. The blooms will continue into September. The color of the flowers is not affected by the pH of the soil. ‘Le Vasterival’ does well in full sun to light shade and …
Type: Garden Guide Plant
… ‘Phantom’ is a medium sized shrub 6 ft. high and 6 ft. wide with a branching habit. The flowerheads are … in July, turn pink as they mature, and continue to bloom until fall. The color of the flowers is not affected by the pH of the soil. Phantom blooms on the current season’s wood so it is not susceptible to late spring frosts. It does well in full sun to light shade and is …
Type: Garden Guide Plant
… Heliopsis helianthoides var. scabra 'Summer Nights' is a mouthful. This delightful descendant of prairie natives features sturdy, wine-purple stems … This cultivar was selected and named by a native plant specialist at North Creek Nursery and is perfectly hardy in the Chicago region. Growing up to 6 feet in height, lower displays can be … to half their height in June. Plant in full sun with plenty of air movement — this variety is prone to powdery mildew and rust when air movement is restricted by nearby buildings or …
Type: Garden Guide Plant
… Philadelphus x cymosus ‘Mer de Glace' ("Sea of Ice") mock orange is a medium-sized shrub that covers itself in globular semi-double white flowers redolent of the fragrance of orange blossoms. This is an old cultivar dating to 1920, bred by French plantsman Victor Lemoine. Undemanding as to culture, it is successful when planted in a sunny position and is virtually immune to insect and disease …
Type: Garden Guide Plant
… Q. When is the best time to prune a cherry tree? A. The best time to prune a cherry tree or to remove dead wood is in the summer. Pruning in summer reduces the risk of introducing disease through a fresh cut. It is important to keep wounds small and to keep pruning to a minimum. It is best to shape a tree …
Type: Plant Info
… Q. How much sunlight is considered full sun? Part sun? Shade? A. Generally, six hours or more of direct sunlight per day is considered full sun. Partial sun is defined as three to six hours of direct sunlight. Dappled … exclusively on nursery tags for light requirements. Plant tags are frequently manufactured off-site by companies other than the grower and may not be entirely accurate. A little research can …
Type: Plant Info
… Ozawa onion is a surprising little ornamental onion because it blooms in September and October after all the … The bulbs should be planted where they will not be shaded out by earlier-blooming plants. It is one of the last outdoor flowers to bloom at the Chicago Botanic Garden. The related A. chinense may be a cultigen of thunbergii. It is widespread in cultivation and has escaped into the wild in China, Japan, and other Asian …
Type: Garden Guide Plant
… Although prairie milkweed looks similar to common milkweed, it is less common, preferring undisturbed prairies. It is not as drought tolerant as common milkweed. The leaves are smooth rather than pubescent, with a bright pink central vein. The tiny pink flowers are in looser clusters. Their structure is complex, with 5 reflexed pink sepals and five forward-pointing petals. Each petal has a hood …
Type: Garden Guide Plant
… up from the soil. Jersey Knight asparagus grows to about 4 feet high and 2 feet wide and is usually planted as a root in the early spring. After two or three years, thick edible spears up to 3/8 inch wide appear. Jersey Knight is a male cultivar which is considered more desirable by growers as plant yields are higher as no energy is spent on …
Type: Garden Guide Plant
… green lacy foliage. The soft fluffy spikes are comprised of tiny, densely packed flowers. This is a dwarf astilbe, only 12” in height. As the name implies Finale is one of the last astilbes to bloom in late summer to fall. It does well in shade to partial shade and will add a welcome touch of color to a shady garden. It is generally pest free and tough. Finale is resistant to rabbits and deer, while attractive to …
Type: Garden Guide Plant
