• leaf
  • They include vein clearing until the entire leaf becomes chlorotic, stunting, deformation, virescence (greening of flowers), phyllody (development of leaf-like flower petals), reddening of foliage, reduced root system, and sterility. (wikipedia.org)
  • Within 8-24 hours after inoculation, the phytoplasma moves out of the leaf into the host plant phloem. (wikipedia.org)
  • Some insects may defoliate the plant by eating all the leaves, while others only eat portions of leaves, resulting in skeletonized foliage (the leaf tissues between the veins are eaten), notched foliage (only the edge of the leaf is eaten), shot-holed foliage (tiny holes are nibbled into the leaves) or shredded foliage (most of the leaf is eaten except for the major veins). (osu.edu)
  • Approach the plant low to the ground and try to observe the plant's upper and lower leaf surfaces without casting a shadow. (osu.edu)
  • leaves
  • Some of the forms available even have foliage with an agreeable scent, such as 'Raydon's Favorite,' a blue-purple bloomer with minty leaves. (gardeningknowhow.com)
  • They swim up the film of water on the plants, created by spring rains, and enter leaves through the stomata. (clemson.edu)
  • The first symptoms of wilt are yellowing and browning of the leaves, which die from the base of the plant upwards. (clemson.edu)
  • Do water early enough so that water has had a chance to dry from plant leaves prior to night fall. (backyardgardener.com)
  • Instead, the spores infect the leaves of asters and goldenrod in early summer. (oldhouseweb.com)
  • In cool, wet weather in late summer and into fall, a second set of orange spores on the undersides of aster and goldenrod leaves are carried by winds to pine needles, where they cause new infections. (oldhouseweb.com)
  • Botrytis blight begins on the lower leaves of infected plants with fluffy white or gray growth, followed by gray spores. (thebump.com)
  • Leaves are generally hairless but the entire foliage is covered with many long, white spines. (wikipedia.org)
  • Cosmos bipinnatus, typical range of colours in a dense stand The leaves of the plant The flower buds Detail of florets Detail, lateral aspect Seeds of Cosmos bipinnatus A honeybee pollinates a cosmea flower The Plant List, Cosmos bipinnatus Cav. (wikipedia.org)
  • This is a small shrub reaching a maximum height of about 50 centimeters (20 inches) and covered in a foliage of threadlike to slightly oval leaves a few centimeters long. (wikipedia.org)
  • The foliage is dotted with glands and the basal and cauline leaves have one nerve and are linear in shape. (wikipedia.org)
  • This plant features fleshy, glossy, and elongated succulent leaves that curve and taper to a pointed tip, much like the shape of a banana. (wikipedia.org)
  • As monarch reproduction in that area peaks in late summer when most Asclepias syriaca leaves are old and tough, the plant needs to be cut back at least by half in June to assure that it will be regrowing rapidly when monarch reproduction reaches its peak. (wikipedia.org)
  • Asclepias
  • For example, in the Washington, D.C. area and elsewhere in the northeastern United States, monarch butterflies prefer to reproduce on common milkweed (Asclepias syriaca), especially when its foliage is soft and fresh. (wikipedia.org)
  • pests
  • Existence, as an instance that of pests, cannot exist in the deficiency of plants, which serve whilst the source of chemical substances such as cows. (urbanagsummit.org)
  • In order to manage pests and their damage, integrate your approach and use cultural (and mechanical) control (i.e., resistant plants, traps, crushing and sanitation) and biological control (i.e., predators, parasites and diseases) in conjunction with chemical control. (osu.edu)
  • Pests with chewing mouthparts eat portions of the plant. (osu.edu)
  • Pests with sucking mouthparts feed by sucking nutrients from the plant. (osu.edu)
  • Many pests remain on the plant at all times, and a close inspection is all that is necessary. (osu.edu)
  • aphids
  • The plant may discolor from tiny yellow speckles (spider mites), larger darkened spots (plant bugs) or coatings of black sooty mold growing on honeydew deposits (from aphids and whiteflies). (osu.edu)
  • In the absence of pesticides, aphids and true bugs may infest plants. (wikipedia.org)
  • Still, it is not advisable to kill all aphids, just to control them so that they are not detrimental to plants. (wikipedia.org)
  • drought tolerant
  • In these areas of very low moisture, the grasslands typical of other areas of Africa give way to areas in which grass is subdominant to these drought-tolerant plants, which are frequently spaced far apart with wide expanses of sandy or rocky stretches in between. (wikipedia.org)
  • garden
  • Deer are selective feeders, so often plants that would normally become fodder can be used in your garden if there is a more tempting morsel nearby. (thegardenhelper.com)
  • An alternate food source can be planted away from your garden if necessary. (thegardenhelper.com)
  • Also, regularly clean up and destroy dead plant debris in the garden to reduce spore populations. (clemson.edu)
  • Here are some tips on adding the easy-to-grow obedient plant to your garden. (yellowpages.ca)
  • For a daring pink display, grow obedient plant in the company of pink-flowered garden phlox. (yellowpages.ca)
  • Available at many garden centers, specialty stores, and other places where plants are sold. (wikipedia.org)
  • insect
  • Interestingly, AYP has the ability to increase the fecundity and lifespan of their insect vector, thus enhancing the ability of the host to transfer AYP from plant to plant. (wikipedia.org)
  • It is important to differentiate between the actual insect pest causing damage to your plants, and the pollinators, predators and parasites that are helping maintain a healthy, balanced landscape. (osu.edu)
  • deer
  • Mexican Buckeye s foliage and fruit are toxic to people and livestock and will not be browsed by deer. (npsot.org)
  • While there are no plants that are deer proof , there are many that are far less prone to attract deer. (thegardenhelper.com)
  • Droughts and other extreme weather conditions can create a serious food shortage for deer, and consequently cause them to lose their inhibitions and eat plants which they would otherwise ignore. (thegardenhelper.com)
  • grown
  • The following observations and measurements describe plants grown in .ANG.rslev, Denmark,under glass with average day and night temperatures of 20C. (patentgenius.com)
  • With container grown plants, apply enough water to allow water to flow through the drainage holes. (backyardgardener.com)
  • French botanist Étienne Pierre Ventenat described the golden everlasting as Xeranthemum bracteatum in his 1803 work Jardin de Malmaison, a book commissioned by Napoleon's first wife Joséphine de Beauharnais to catalogue rare plants that she had collected and grown at the Château de Malmaison. (wikipedia.org)
  • A handsome plant that has been grown since Victorian times is tumbleweed onion (Zones 4-9). (finegardening.com)
  • Separate
  • Separate it from the mother plant by laying the plant on the ground and driving the pointed end of the shovel through the rhizome. (sfgate.com)
  • Dig and divide plants in the spring, cutting through rhizomes to separate plantlets from the parent. (yellowpages.ca)