… succulent producing spine-tipped, lance-shaped leaves vertically striped yellow or white. The gray-green leaves can be 6 feet in height. In summer it bears clusters of yellowish green flowers in spreading panicles to 25 feet. …
Type: Garden Guide Plant
… Q. I have noticed a white substance accumulating on the soil and edges of my houseplant pots. What is causing this? A. This is probably salt residue caused by an excess of soluble salts in the soil. If your plants do not have proper drainage, or if you are watering them too lightly … and flushing out the salts. If you live in an area with very hard water, you might want to water your plants with distilled water. …
Type: Plant Info
… with large, puckered, heart-shaped, dark greenish-black leaves, and purplish-black veins on the undersides of the leaves. A jungle plant, it prefers shady conditions and rich consistently … from drying or damaging winds and harsh afternoon sunlight. These conditions can be achieved in a pot placed in a sheltered location, or as part of a moist understory planting or shady border. It will grow to about five feet tall and wide. It is not hardy in Chicago and must either be brought indoors, …
Type: Garden Guide Plant
… This is a clump-forming perennial which can reach a height of 5' with a 4’ spread. The foliage is lacy and fine-textured resembling columbine or maidenhair fern. It blooms with tiny, double lilac-pink flowers borne in large, airy, terminal sprays that appear in July and August. The stems are thin and purple and … staking or other support. It prefers rich, humusy, well-drained soil in light, dappled sun to part shade. …
Type: Garden Guide Plant
… Geum ‘Spanish Fly’ is also known by its common name of avens. It blooms in mid May to late June with single yellow orange flowers tipped with red. The flowers are held on thin stems 18 inches tall above a clump of green foliage 10 inches high. …
Type: Garden Guide Plant
… This native of the grasslands of California, Utah and Arizona makes a fine, long-blooming annual that enjoys full sun. Tidy tips produces 12-16-inch mounds of divided leaves densely covered in yellow daisy-like flowers with snowy white tips. Once established, it is drought tolerant. It is one of the first species of annuals to bloom in its native habitat. It is not fussy about soils, thriving even in clay, and it …
Type: Garden Guide Plant
… A U. S. National Arboretum introduction, frontier elm is a hybrid between the smooth-leaved elm Ulmus minor and Chinese elm Ulmus parvifolia . Our specimens by the Krasberg Rose Garden, planted in 1995, are turning into beautiful trees with nice, straight trunks and branches that arch … outstanding rich red, with central veins that often remain green. It was one of many attempts to replace the American elm with hybrids resistant to Dutch elm disease. This pyramidal tree …
Type: Garden Guide Plant
… Sawara false cypress is a large evergreen tree growing to between 50 and 70 feet in height. The many cultivated varieties of this large evergreen come in various shapes, colors, …
Type: Garden Guide Plant
… This cactus is native to the American Southwest and can grow up to 8 feet high with full sun to partial shade and dry moisture conditions. In mid spring it produces red and bright yellow blooms. …
Type: Garden Guide Plant
… Native to the United States, mountain mint is an erect, many-branched perennial that grows 2 – 3 feet … leaves and flat-topped clusters of small, white flowers that bloom from July to August. The plant prefers moist soils and grows in swamps and along streams and ponds. When crushed, it produces a strong, mint-like aroma and is …
Type: Garden Guide Plant
