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Roads, sidewalks and foundations can all suffer structural issues from tree roots. [7] Several methods of control have been attempted, from barriers to encouraging growth in desirable directs. Selection of plants with root systems that will not conflict with nearby structures is the most effective method of damage control.
Anthoxanthum odoratum is a short-lived perennial grass, commonly known as sweet vernal grass, that is native to acidic grassland in Eurasia and northern Africa. [ 1 ] [ 2 ] It is grown as a lawn grass and a house plant , due to its sweet scent, and can also be found on unimproved pastures and meadows.
The fungus then begin to move down and invade the crowns and the roots of the plants. From far away, the turf appears yellow or blackish brown. The colors that appear on the turf directly reflect the nitrogen levels in the plant. When turfgrass has low levels of nitrogen it turns yellow and when it has high nitrogen levels, it turns blackish brown.
The leaves of plants experiencing root rot often yellow and die, and if allowed to continue, the condition can be fatal to the plant. To avoid root rot, it is best to only water plants when the soil becomes dry, and to put the plant in a well-drained pot. Using a dense potting media such as one dug up from outdoors can also cause root rot.
Even methods such as controlled burning have proven ineffective and actually aid privet growth because privet recovers better than native plants from controlled burns. [19] Mechanical removal of privet, especially for younger plants or smaller areas of growth, can be effective; however, all of the root must be removed to prevent root re ...
Xanthorrhoea (/ z æ n θ oʊ ˈ r iː ə / [2]) is a genus of about 30 species of succulent flowering plants in the family Asphodelaceae.They are endemic to Australia. Common names for the plants include grasstree, grass gum-tree (for resin-yielding species), kangaroo tail, balga (Western Australia), yakka (South Australia), yamina (), and black boy (or "blackboy").
The stems spread out in a mat along the ground with each stem rarely greater than 45 centimetres (18 in) long. The leaves are oval but rather elongate, up to 3 centimetres (1.2 in) long. The cyathia , bisexual reproductive structures unique to plants in the genus, are very small, with four white petal-like appendages that are sometimes pink.
The roots are fibrous, and the mark of a mature spikelet is when they turn a tan to brown color. The stem changes from a bluish-green color to brown as the plant matures. [ 7 ] Its habitat is in sunny locations on dry gravely soils, rock outcrops, roadsides, railroads, waste places, in grasslands, and on marsh edges.