A Guide to North Dakota Noxious and
... and have a short spine at the end. The flowers are found in the leaf axils, are greenish and not showy. The tap root can grow nearly 2 feet down and out from the crown allowing this plant to survive dry conditions. The brown-black seeds are contained in a bracted pouch that give the plant a wooly ap ...
... and have a short spine at the end. The flowers are found in the leaf axils, are greenish and not showy. The tap root can grow nearly 2 feet down and out from the crown allowing this plant to survive dry conditions. The brown-black seeds are contained in a bracted pouch that give the plant a wooly ap ...
Naturalized Areas Latin Name/ Common Name Height at 20 Years
... have a delicate, pinnately compound, form. rather dry soils. These plants are fragrant. One of the most common, well-known, wildflowers in our region. Medicinal. ...
... have a delicate, pinnately compound, form. rather dry soils. These plants are fragrant. One of the most common, well-known, wildflowers in our region. Medicinal. ...
Scotch Thisle - Jordan Valley
... History: Scotch thistle has been credited with helping Scotland fend off Viking invasion. As the Vikings moved into Scotland for a sneak attack, they yelled out in pain when they stumbled through thistle plants. Their cries alerted the Scots and allowed them to push out the Vikings. Since then, Scot ...
... History: Scotch thistle has been credited with helping Scotland fend off Viking invasion. As the Vikings moved into Scotland for a sneak attack, they yelled out in pain when they stumbled through thistle plants. Their cries alerted the Scots and allowed them to push out the Vikings. Since then, Scot ...
Alphonse Karr Bamboo
... Alphonse Karr Bamboo will grow to be about 30 feet tall at maturity, with a spread of 5 feet. It has a low canopy with a typical clearance of 3 feet from the ground. It grows at a fast rate, and under ideal conditions can be expected to live for approximately 10 years. This ornamental grass should o ...
... Alphonse Karr Bamboo will grow to be about 30 feet tall at maturity, with a spread of 5 feet. It has a low canopy with a typical clearance of 3 feet from the ground. It grows at a fast rate, and under ideal conditions can be expected to live for approximately 10 years. This ornamental grass should o ...
A biological approach to salinized soil amelioration in arid
... from the base of an extensive root system, and T. Ramosissima had the capacity of regeneration from fallen seeds resulting in increasing reproduction. Populus euphratica Olivier had a very low survival rate (10 %), but the survived plants grew well with a high preservation rate (60 %). U. Pumila an ...
... from the base of an extensive root system, and T. Ramosissima had the capacity of regeneration from fallen seeds resulting in increasing reproduction. Populus euphratica Olivier had a very low survival rate (10 %), but the survived plants grew well with a high preservation rate (60 %). U. Pumila an ...
Fumitory - PGG Wrightson
... cannot support the weight of the plant. It creeps along the ground until it finds another plant it can climb up and sprawl all over. This is what causes the damage in cereal crops and it’s this sprawling weed mass that causes the crop to fall over, making harvesting very difficult. Initially it prod ...
... cannot support the weight of the plant. It creeps along the ground until it finds another plant it can climb up and sprawl all over. This is what causes the damage in cereal crops and it’s this sprawling weed mass that causes the crop to fall over, making harvesting very difficult. Initially it prod ...
common burdock Arctium minus (Hill) Bernh.
... alter native plant-pollinator interactions. Impact on ecosystem processes: Common burdock grows primarily in disturbed areas, dry roadsides, abandoned fields, disturbed woodlands, and pastures (Gross et al. 1980, Keil 2006, Klinkeberg 2010), where it may reduce the amount of soil moisture, nutrients ...
... alter native plant-pollinator interactions. Impact on ecosystem processes: Common burdock grows primarily in disturbed areas, dry roadsides, abandoned fields, disturbed woodlands, and pastures (Gross et al. 1980, Keil 2006, Klinkeberg 2010), where it may reduce the amount of soil moisture, nutrients ...
Cal-IPC: California Invasive Plant Inventory
... Total points: 5 Total unknowns: 0 Total score: B ...
... Total points: 5 Total unknowns: 0 Total score: B ...
Controlling Field Sandbur (Grassbur) in Turfgrass
... sandy soils but can be found growing in other types of soils as well. The big problem with this weed is the sharp, spiny burs that are part of the inflorescence. These burs can be painful and are difficult to remove from clothing material. Field sandburs (grassburs) generally start germinating in la ...
... sandy soils but can be found growing in other types of soils as well. The big problem with this weed is the sharp, spiny burs that are part of the inflorescence. These burs can be painful and are difficult to remove from clothing material. Field sandburs (grassburs) generally start germinating in la ...
POISONOUS PLANTS CANADIAN PRAIRIES
... Its heaviest infestations are found in open stands of poplar. It may grow to a height of eight feet, although usually shorter, and produces a profusion of blue or mauve spurred flowers on its spike. The leaves are deeply dissected. It commences growth during May and remains green until freeze-up. Be ...
... Its heaviest infestations are found in open stands of poplar. It may grow to a height of eight feet, although usually shorter, and produces a profusion of blue or mauve spurred flowers on its spike. The leaves are deeply dissected. It commences growth during May and remains green until freeze-up. Be ...
Controlling Field Sandbur (Grassbur) in Turfgrass
... parks and along roadsides. This weed is especially adapted to dry, sandy soils but can be found growing in other types of soils as well. The big problem with this weed is the sharp, spiny burs that are part of the inflorescence. These burs can be painful and are difficult to remove from clothing mat ...
... parks and along roadsides. This weed is especially adapted to dry, sandy soils but can be found growing in other types of soils as well. The big problem with this weed is the sharp, spiny burs that are part of the inflorescence. These burs can be painful and are difficult to remove from clothing mat ...
Mid North Coast Noxious Weeds Guide
... number of strains of Lantana, including the common pink strain. The red flowered strain is toxic to sheep and cattle. It can cause photosensitisation and eventual death. ...
... number of strains of Lantana, including the common pink strain. The red flowered strain is toxic to sheep and cattle. It can cause photosensitisation and eventual death. ...
O A RIGINAL
... Cyperus spp used [7]. Amaranth is an annual plant and seed propagation is by of the carnation family. The stem reaches a height of 50 to 100 cm. Lower parts of stems of this plant with the red tape that continues to the end of the main root. Its leaves are long, elongated, egg-shaped and has a margi ...
... Cyperus spp used [7]. Amaranth is an annual plant and seed propagation is by of the carnation family. The stem reaches a height of 50 to 100 cm. Lower parts of stems of this plant with the red tape that continues to the end of the main root. Its leaves are long, elongated, egg-shaped and has a margi ...
Spiny cocklebur - Geosystems Research Institute
... Spiny cocklebur is an annual plant found in highly disturbed habitats and farm areas. The burs (fruits) of this species become tangled in the fur of livestock, increasing costs to the consumers of wool products. It competes with crops and is a nuisance when growing with hand-harvested crops. The see ...
... Spiny cocklebur is an annual plant found in highly disturbed habitats and farm areas. The burs (fruits) of this species become tangled in the fur of livestock, increasing costs to the consumers of wool products. It competes with crops and is a nuisance when growing with hand-harvested crops. The see ...
Handbook for Identifying Prairie Plants
... compound flowers that are 46 mm wide; five, unusually short, ray flowers (1-2mm long) surround the central disk flower corollas, which are 2.5-3 mm long; flowers in late summer Smaller in stature than many of the other species, but stands very erect on single stems; leaves have a distinct center vei ...
... compound flowers that are 46 mm wide; five, unusually short, ray flowers (1-2mm long) surround the central disk flower corollas, which are 2.5-3 mm long; flowers in late summer Smaller in stature than many of the other species, but stands very erect on single stems; leaves have a distinct center vei ...
Iva axillaris
... with crops for water and nutrients. It can seriously reduce the yield and quality of harvested crops, especially cereals. The plants are toxic for livestock, have a strong disagreeable smell and much reduce the quality of pastures. PHYTOSANITARY RISK Iva axillaris is an invasive weed, which continue ...
... with crops for water and nutrients. It can seriously reduce the yield and quality of harvested crops, especially cereals. The plants are toxic for livestock, have a strong disagreeable smell and much reduce the quality of pastures. PHYTOSANITARY RISK Iva axillaris is an invasive weed, which continue ...
Weeds - Uncontrollable
... Dallisgrass CANNOT be controlled without damaging the St. Augustinegrass. This unsightly grass is a perennial grassy weed that grows in clumps with wide, light green leaves with stiff stems. It is often mistaken for crabgrass. Dallisgrass goes dormant in the winter and then re-emerges the following ...
... Dallisgrass CANNOT be controlled without damaging the St. Augustinegrass. This unsightly grass is a perennial grassy weed that grows in clumps with wide, light green leaves with stiff stems. It is often mistaken for crabgrass. Dallisgrass goes dormant in the winter and then re-emerges the following ...
Ambrosia artemisiifolia
... A. artemisiifolia can be controlled in field crops by the usual weed control operations, including use of common herbicides. It poses more of a problem when it grows in wasteland, or along roadways or waterways. Phytosanitary risk A. artemisiifolia is an introduced exotic pest for the EPPO region. I ...
... A. artemisiifolia can be controlled in field crops by the usual weed control operations, including use of common herbicides. It poses more of a problem when it grows in wasteland, or along roadways or waterways. Phytosanitary risk A. artemisiifolia is an introduced exotic pest for the EPPO region. I ...
Poison Hemlock
... Hand-pulling works best for wet soils with small infestations. Because poison hemlock is not a perennial, removal of the entire root system is not necessary. ...
... Hand-pulling works best for wet soils with small infestations. Because poison hemlock is not a perennial, removal of the entire root system is not necessary. ...
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... full bloom, it’s hard to believe that such cabbagey leaves and thick stems could be topped with such a sweet-scented halo of tiny, white stars. The blooms float ethereally above the foliage for weeks in midsummer, and the 14-inch-wide leaves are impressive all season long. Reaching 3 feet tall and 5 ...
... full bloom, it’s hard to believe that such cabbagey leaves and thick stems could be topped with such a sweet-scented halo of tiny, white stars. The blooms float ethereally above the foliage for weeks in midsummer, and the 14-inch-wide leaves are impressive all season long. Reaching 3 feet tall and 5 ...
Haworth
... The drawing was made from a plant in the collection of Mr. Vere, at Kensington Gore. It was about four feet high, and had never been known to flower before. We believe it to be one that has been very seldom seen in bloom in this country, if ever, since the time of Dillenius. It is not figured in ...
... The drawing was made from a plant in the collection of Mr. Vere, at Kensington Gore. It was about four feet high, and had never been known to flower before. We believe it to be one that has been very seldom seen in bloom in this country, if ever, since the time of Dillenius. It is not figured in ...
Serrated tuSSoCk - Molonglo Catchment Group
... Cultivation combined with revegetation using competitive, desirable species can also produce good results. Controlled grazing and the use of fertilisers can encourage the increase of desirable species and combat infestations, however only the seedlings are vulnerable to competition. Mature plants ca ...
... Cultivation combined with revegetation using competitive, desirable species can also produce good results. Controlled grazing and the use of fertilisers can encourage the increase of desirable species and combat infestations, however only the seedlings are vulnerable to competition. Mature plants ca ...
spiny rush
... and stems: dark green, cylindrical and pithed (in crosssection), sheathed at the base, emerging from ground level. End in a spiny point. Roots: forms a mat of fibrous roots and short stout rhizomes. Flowers: are green florets maturing to a reddish-brown cluster, 4-13 cm long x 3 cm wide, at the end ...
... and stems: dark green, cylindrical and pithed (in crosssection), sheathed at the base, emerging from ground level. End in a spiny point. Roots: forms a mat of fibrous roots and short stout rhizomes. Flowers: are green florets maturing to a reddish-brown cluster, 4-13 cm long x 3 cm wide, at the end ...
Kali tragus
Kali tragus is a species of flowering plant in the family Amaranthaceae. It is known by various common names such as Russian thistle, windwitch, or common saltwort. It is widely known simply as tumbleweed because in many regions of the United States it is the commonest and most conspicuous species of tumbleweed. Informally it also is known as ""Salsola"", which was its generic name until fairly recently.