...s the superfamily '''Coccoidea'''. There are about 8,000 species of scale insects.
...some species in the genus ''Newsteadia'' in the family Ortheziidae. Scale insects vary dramatically in their appearance from very small organisms (1–2 
5 KB (646 words) - 09:18, 30 January 2010
...not a huge infestation, why not leave them? The idea that there can be no insects or insect damage on a plant comes from folks who grew plants for show. In
...t might get an excessive infestation. You have decided there are too many insects and you are uncomfortable with the situation. You might consider giving th
6 KB (1,034 words) - 05:59, 1 July 2010
...ft plates and a cottony white covering. They are related closely to scale insects, but do not attach to a plant and can moved around very slowly. They can s
...found in moist, warm climates. They are considered [[pest (animal)|pest]]s as they feed on plant juices of [[greenhouse]] plants, house plants and subtro
6 KB (852 words) - 09:16, 30 January 2010
...and has characters both of the cellulose of other plants and the chitin of insects. There are thousands of species of fungi, varying greatly in form and struc
...ts of the spore-cell may escape through an opening formed in the cell-wall,as one or more actively swimming and naked protoplasmic masses, called swarm -
8 KB (1,325 words) - 10:25, 24 August 2009
...value as nourishing esculents and pleasing dessert fruits. Juneberries are as yet little used where they must compete with other fruits, although they ha
...riable in the character of their fruits, either within or between species, as are other members of the rose family to which Amelanchier belongs—suffici
6 KB (1,057 words) - 11:15, 29 March 2010
...or button-shaped knot, a character that distinguishes ants from all other insects. Everyone is familiar with ants; they occur in all lands and all regions, f
...jaws, thus fitting it for war-like functions. Ants of this form are known as the soldiers.
16 KB (2,910 words) - 18:19, 19 January 2010
| image_width = 240px <!--- leave as 240px if horizontal orientation photo, or change to 180px if vertical -->
...are not plants, they are in their own kingdom. They were once classified as plants however.
12 KB (1,848 words) - 22:38, 25 August 2009
...iage; the leaves are actually enlarged [[petiole (botany)|petioles]] known as phyllodes. They are crinkly and the new ones are covered in hairs. The bush
...while it is relied upon as a food source for moths, butterfiles and other insects, and birds feed on its seeds.
5 KB (717 words) - 23:33, 6 August 2010
...ake it more comfortable for human occupancy: such breaks are usually known as shelter-belts. See Hedges.
...pends wholly on circumstances. In regions of very strong prevailing winds, as near large bodies of water or on the plains, such breaks are usually necess
6 KB (996 words) - 14:37, 25 November 2009
...ruits, and the plants that produce them, of species of Cucurbita, used for food when cooked and also for stock-feed. See Cucurbita.
...t is also applied to forms of Cucurbita moschata, which, in the form known as Canada Crook-neck squash, is sometimes called "pie pumpkin."
17 KB (2,947 words) - 13:05, 3 December 2009
...at in return for quarters and subsistence the little ants serve their host as a body-guard of soldiers, and Darwin in his work on the "Effects of Cross-
...s on the apices of the leaflets, and Linnaeus himself expressed his wonder as to the function of the extra-floral nectar glands.
8 KB (1,321 words) - 16:20, 14 February 2010
...portant of all plant families to human economies: it includes the staple [[food]] [[grains]] grown around the world, lawn and [[forage grass]]es, and [[bam
...]''''', lies at the junction between sheath and blade, preventing water or insects to penetrate into the sheath.
10 KB (1,485 words) - 13:42, 9 March 2010
...20%25 ''Lythrum salicaria'']</ref> The name is commonly cited unhyphenated as purple loosestrife, but it should not be confused with other plants sharing
...pecies and varieties have been described, but it is now generally regarded as monotypic with none of these variants being considered of botanical signifi
9 KB (1,400 words) - 21:01, 22 December 2009
...is well drained, it will ordinarily stand the winter climate as far north as the city of New York, and still farther in somewhat protected places.
Spinach is grown both as a fall and spring crop. The fall crop is raised from seed that is sown in A
8 KB (1,346 words) - 01:19, 10 June 2010
...nce as attractive and interesting objects in nature, as much to be desired as blossoms and gardens.
...in fruit-plantations the birds are still effective; and there are hosts of insects that are not effectively held within bounds by the sprays. Spraying will ne
39 KB (6,744 words) - 16:41, 16 February 2010
...a genus of watercress which is botanically known as [[Nasturtium (genus)]] as well.
...<ref>{{OED|nasturtium}}</ref> literally "nose-twister" or "nose-tweaker"), as a common name, refers to a genus of roughly 80 species of [[Annual plant|an
10 KB (1,403 words) - 17:43, 10 January 2010
...syn. ''M. pumila''). The other species and subspecies are generally known as "wild apples", "crab apples", "crabapples" or "crabs".
...ples, [[Hybrid (biology)|hybridize]] freely. ''Malus'' species are used as food plants by the [[larva]]e of a large number of [[Lepidoptera]] species; see
7 KB (1,145 words) - 03:15, 30 December 2009
...m advantages and allows them to proliferate in disturbed environments such as agricultural fields or areas with disturbed soils like roadsides, construct
Weeds classified as [[noxious weeds]], when left unchecked, often dominate the environment wher
8 KB (1,340 words) - 19:45, 13 March 2010
...auses insects to fall inside, where they die and are digested by the plant as a nutrient source.
...f carnivory|economics of carnivory]] in these species. Since the supply of insects during winter is decreased, and the onset of cold weather slows plant [[met
15 KB (2,305 words) - 00:01, 19 May 2010
...urfaces ([[tree]]s, [[cliff]]s, [[wall]]s) are available, and also growing as ground cover where there are no vertical surfaces. It holds on to tree bark
...y using flowering branches for prop. There are also some variegated forms, as Silver Queen, with silvery variegated lvs. Var. baltica,. Hort. A small-lea
10 KB (1,502 words) - 20:40, 19 October 2009