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  • … giving and receiving plants of the holiday season. One plant I would like to keep year-round is the amaryllis. Please explain how to do this. A. Many plants can have an extended life well … tips to keep your plant blooming. Plant your amaryllis bulb in a soilless mix in a pot that is as wide as it is tall, with one-third of the bulb above soil level. Water thoroughly. Place the pot in bright, …
    Type: Plant Info
  • … Q. Is it possible to grow dwarf citrus trees indoors in the winter without a greenhouse? I have a … will be opened in cold weather. Reduce watering during winter months. Water only when the soil is dry to the touch. Provide supplemental humidity. This is essential, especially when the plants are in bloom. Overly dry air will cause them to drop …
    Type: Plant Info
  • … Q. How do I grow roses? A.  Select a rose that is cold-hardy for your region. Provide a site with full sunlight (six hours or more), good air circulation, and well-drained soil that is high in organic matter. Roses are best planted in the spring, although they can be …
    Type: Plant Info
  • … An herbarium is a collection of plant specimens that have been pressed, dried, and mounted on heavy archival … has a small herbarium of approximately 21,000 specimens. The typical use of an herbarium is in studying plant taxonomy (diversity and classification of plants). But herbarium collections … to make their own specimen to take home. Limit 20.  Pre-registration required. This workshop is suitable for ages 10 (with accompanying adult) and up; adults only may also register. Plant …
    Type: Item Detail
  • … Q. Last year, my tomato plants didn’t produce as much fruit as in past years. Why is this and is there anything that I can do about it? A. There can be several reasons to explain low fruit … If evening temperatures fall below 55 degrees, remain above 75 degrees, or if the humidity is too high, blossoms can also drop prematurely. • Tomatoes are pollinated by wind or insects. …
    Type: Plant Info
  • … to the ground old canes of forsythia and lilac. Alternative time to do renovation pruning is in late winter when plants are dormant. Deadhead (or lightly prune) spent lilac blossoms to … will last longer indoors if they are cut in the morning on a long woody stem when the flower is only half open. Cut a second time indoors before putting in a vase and make a vertical slit up … flower production for the following year, pinch off one-half of this new green growth when it is at least one inch in length. …
    Type: Plant Info
  • … Monitor newly planted trees and shrubs for insects or disease. Succulent new growth is often the first area to be attacked by insects. Aphids can be hosed off foliage. Many sucking, … — right into the jar. Continue to water newly planted trees and shrubs each week if rainfall is insufficient. Watch closely for signs of scorch on tender new foliage — the margins of leaves … turn brown and crispy — indicating lack of water and/or exposure to hot drying winds. Pruning is generally not advised this month, with the exception of shrubs that have just flowered. They …
    Type: Plant Info
  • … and stones, representing entire miniature environments. But the most important difference is the philosophy at the core of the NC Arboretum's entire bonsai program, which has an alternate focus than that typically found elsewhere. Worth noting is the overwhelming popularity of the Arboretum's Bonsai Exhibition Garden, where the public … philosophy. If the reviews on Trip Advisor are any indication, the bonsai garden is the highlight experience of more visitors than any other Arboretum feature.   In a one-hour …
    Type: Event for Calendar
  • … and mountain slopes of Japan and eastern Asia. The primary ornamental feature of birch trees is the bark. Many of the common names of birch trees refer to the color of the bark -- white, gray, yellow or red. Another signature bark characteristic is its habit of separating into thin sheets; Native Americans used this property to harvest the … bowls and shelter -- practical as well as beautiful. A strong secondary ornamental feature is the usually colorful golden fall foliage. Given their preference for cool weather and acid …
    Type: Garden Guide Plant
  • … calyxes and sunset-orange petals that recurve gracefully. Each flower―and the entire cluster―is suspended by a long, wiry stem. An upright evergreen shrub that can reach 6 to 8 feet in … of three with an interesting ribbed texture. Despite its common name, golden fuchsia, Deppea is actually a member of the coffee family. This beautiful plant was discovered in 1973 by … in the mountains of Chiapas, Mexico's southernmost state. When Breedlove returned to the same site in 1986, the plants were gone, victims of farmland development in the area; the species is
    Type: Garden Guide Plant