May Be Invasive Seeds For Sale In United States

They can be collected as they fall in the autumn and used as a brown dye or as a mordant. * The leaves contain about 20% tannin. It is much used in Japanese art and needs to be kept in a cool humid place for it to dry properly.

Leaves are a tea substitute. * semi-evergreen to deciduous, large foliage shrub maturing at up to 12' tall by 15' wide, but often smaller upright oval to radiating rounded growth habit in youth, maturing to an arching vase growth habit with age (if left...

They can be collected as they fall in the autumn and used as a brown dye or as a mordant. * The leaves contain about 20% tannin. It is much used in Japanese art and needs to be kept in a cool humid place for it to dry properly.

* This is an annual grass growing up to about half a meter in maximum height. It is native to many of the warmer temperate, subtropical, and tropical regions of the world, including parts of Eurasia, Africa, and the Americas, and it is present in many...

* This is an annual grass growing up to about half a meter in maximum height. It is native to many of the warmer temperate, subtropical, and tropical regions of the world, including parts of Eurasia, Africa, and the Americas, and it is present in many...

They are quite variable in color, in shades of pink, red or lavender with or without white markings. It is native to the tropical Americas but it is widespread in warm areas of the world where it is an introduced species and often a noxious weed .

They are quite variable in color, in shades of pink, red or lavender with or without white markings. It is native to the tropical Americas but it is widespread in warm areas of the world where it is an introduced species and often a noxious weed .

* A very tolerant and easily grown plant, it succeeds in any soil that is not impoverished or water-logged. * The plant arrived in North America in the early 1800s and has become an invasive plant, particularly in the American South.

It was introduced to North America as an ornamental shrub in the early 1800s or perhaps before. Wood - hard, handsome with a marble-like grain. Mixed with gum arabic and limewater, it makes a green pigment used in watercolour painting.

* A very tolerant and easily grown plant, it succeeds in any soil that is not impoverished or water-logged. * The plant arrived in North America in the early 1800s and has become an invasive plant, particularly in the American South.

) is a cool-season annual plant often grown as a bedding plant in gardens . Ageratum mexicanum Hort. * Ageratum houstonianum ( Flossflower , Bluemink , Garden Ageratum , Blueweed , Pussy Foot ) syn.

) is a cool-season annual plant often grown as a bedding plant in gardens . Ageratum mexicanum Hort. * Ageratum houstonianum ( Flossflower , Bluemink , Garden Ageratum , Blueweed , Pussy Foot ) syn.

The common name is Bird's-foot Trefoil (or similar, such as "birdsfoot trefoil"), though the common name is often also applied to other members of the genus. * An orange-yellow dye is obtained from the flowers.

A decoction of the roots and stems is used internally whilst the crushed fresh leaves are used for external applications. It is also commonly called Oriental Bittersweet , Japanese Bittersweet or Asiatic Bittersweet .

* A twining vine with clusters of purple flowers with yellow stamens, followed by 1/2" bright red berries; the entire plant is very poisonous; spreads by suckering roots, also by birds; native to Europe, North Africa, and western Asia, widely naturalized...

It was introduced to North America as an ornamental shrub in the early 1800s or perhaps before. Wood - hard, handsome with a marble-like grain. Mixed with gum arabic and limewater, it makes a green pigment used in watercolour painting.

The common name is Bird's-foot Trefoil (or similar, such as "birdsfoot trefoil"), though the common name is often also applied to other members of the genus. * An orange-yellow dye is obtained from the flowers.

* A twining vine with clusters of purple flowers with yellow stamens, followed by 1/2" bright red berries; the entire plant is very poisonous; spreads by suckering roots, also by birds; native to Europe, North Africa, and western Asia, widely naturalized...

A decoction of the roots and stems is used internally whilst the crushed fresh leaves are used for external applications. It is also commonly called Oriental Bittersweet , Japanese Bittersweet or Asiatic Bittersweet .

* The adult tree has a rounded crown, and commonly measures 7–12 metres (20–40 ft) tall, however in exceptional circumstances M. In appearance it is readily confused with the unrelated Burmese Teak (Tectona grandis).

* The adult tree has a rounded crown, and commonly measures 7–12 metres (20–40 ft) tall, however in exceptional circumstances M. In appearance it is readily confused with the unrelated Burmese Teak (Tectona grandis).

Acacia confusa is a perennial tree native to South-East Asia. In Taiwan , its wood is used to make support beams for underground mines . * Its uses include chemical products, environmental management and food and drink.

* The root is eaten raw or cooked. They include western goat's beard, wild oysterplant, yellow salsify, yellow goat's beard, meadow goat's beard, goat's beard, goatsbeard, common salsify, or salsify.

* The root is eaten raw or cooked. They include western goat's beard, wild oysterplant, yellow salsify, yellow goat's beard, meadow goat's beard, goat's beard, goatsbeard, common salsify, or salsify.

Acacia confusa is a perennial tree native to South-East Asia. In Taiwan , its wood is used to make support beams for underground mines . * Its uses include chemical products, environmental management and food and drink.

Conservation Plant Characteristics Acer pseudoplatanus L. * They are often used in shelterbelt plantings. * Cark green in colour; some cultivars have purple-tinged or yellowish leaves.

Conyzoides can cause liver lesions and tumors. The plant contains the pyrrolizidine alkaloids lycopsamine and echinatine. The juice of the fresh plant is also useful in treating post-partum uterine haemorrhage.