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  • … Q: My red-twig dogwood stems don't seem to be as bright red as they used to be. What is the problem? A. As red-twig dogwood stems age, they turn dark in color. The best …
    Type: Plant Info
  • … Q. I have been spraying an insecticidal soap solution on my garden plants and houseplants to control insects. How long does this product last on the plants? A. Soap solutions are designed to target soft-bodied insects on contact or as the solution begins to dry. Once the product is completely dry, it has very little effectiveness as an insect control. This is why you need to
    Type: Plant Info
  • … Nobles firs are giant evergreen trees native to the Cascade Mountains from northern California to Washington. This dwarf conifer selection scarcely resembles its parents species. Steely blue … and a dwarf spreading growth habit are the key characteristics of this cultivar. Growth rate is very slow, 3 to 8 inches per year. This plant can be difficult to establish, requiring light …
    Type: Garden Guide Plant
  • … Purple hybrid catalpa, a tree that grows to 50 feet tall and wide, has some very distinctive characteristics. In spring, deep purple foliage appears, which gradually changes to lime green. In mid-late summer, 8- to 10-inch orchid-like white flowers marked with brown and yellow appear. Perhaps the most distinctive feature of purple hybrid catalpa is its cigar-shaped fruit, nicknamed the Indian bean. It is a low-maintenance deciduous tree that …
    Type: Garden Guide Plant
  • … Native to North America, pink turtlehead attains heights of 2 to 3 feet. It is naturalized in moist areas or in the back of the perennial border. About an inch …
    Type: Garden Guide Plant
  • … Scarlet Apache daylily is a bright crimson with a green throat. The blooms measure 5½ inches and appear in late mid season. They are delightfully fragrant and attractive to butterflies and hummingbirds. Each flower lasts only one day, but there are multiple buds on … and several stalks on each plant. The buds open in series, so a single plant will continue to bloom for 2 weeks or more. It is easy to grow and does well in full sun to part shade. …
    Type: Garden Guide Plant
  • … Hibiscus moscheutos 'Luna Pink Swirl' This is a dwarf cultivar of hardy hibiscus which stands only 2-3 ft high. The flowers are white with dark red centers and a pink blush at the edges. It blooms from mid summer to fall and is attractive to hummingbirds and bees while resistant to deer. The name Hibiscus came from the Greek word …
    Type: Garden Guide Plant
  • … This species is native to São Paulo State in Brazil. The flowers resemble daylilies, with 4 to 5 crayon orange flowers per stem with a star-shaped yellow-green. The long orange filaments …
    Type: Garden Guide Plant
  • … Seeing autumn squill in bloom in early September is always a surprise, because all of its cousins bloom in the spring. Numerous spikes of starry rosy to lavender flowers densely cover spikes to 10 inches in height. The leaves are narrow and strap-like. Although it is native to North …
    Type: Garden Guide Plant
  • … This maple is native to the higher elevations in the Middle East, southern Europe and the Caucasus. It can … a similar spread. Foliage is a dark green followed by yellow fall color. Plant in full sun to partially shaded locations and provide supplemental watering during periods of drought. …
    Type: Garden Guide Plant