Poisonous Plant Seeds For Sale In San Francisco

The sap is yellow to orange.The flowers consist of four yellow petals , each about 1 cm long, with two sepals . * It is considered an aggressive invasive plant in natural areas (both woods and fields).

Prefers almost full sun. * Sheep laurel is a very poisonous narcotic plant the leaves of which were at one time used by some native North American Indian tribes in order to commit suicide.

* This species produces flowering plants in 2 - 3 years from seed. * Helleborus niger is an evergreen plant with dark, leathery, pedate leaves carried on stems to 9–12 in (23–30 cm) tall.

* The flowers and leaves are diaphoretic, diuretic and rubefacient. It is used in the treatment of rheumatism and skin eruptions. Caution is advised since this is a poisonous plant.

* Veratrum nigrum ( Black Hellebore ) is a medicinal plant and poisonous plant native to Asia and Europe . In China, it, and other false hellebore species are collectively called "li lu".

* Veratrum nigrum ( Black Hellebore ) is a medicinal plant and poisonous plant native to Asia and Europe . In China, it, and other false hellebore species are collectively called "li lu".

* The plant is part of a North American formula called essiac which is a popular treatment for cancer. * Rheum palmatum , known as Turkey rhubarb , Chinese rhubarb , ornamental rhubarb , and East Indian rhubarb , is a plant in the family Polygonaceae...

The fruit is antibacterial, antiseptic, antitumour, cardiotonic, diuretic and tonic. Good results have also been achieved when the fruit has been used in treating respiratory tract infections, hypertension, Parkinson's disease and hepatitis.

The leaves are oval with pointed tips and serrated edges. * It is native to the eastern United States, where it can be found in North Carolina, Virginia, West Virginia, Tennessee, and Georgia.

* A species of buckeye native to the Ohio Valley and Appalachian Mountains of the Eastern United States. * It is a medium-sized deciduous tree growing to 20-47 m tall. * It has greenish yellow flowers in May and the dark green leaves turn yellow to pumpkin-orange...

A mild flavour,though the texture is a bit tough. Both the flowers and the leaves canbe made into a syrup or a tea. They make an attractive garnish to salads, and can also be used as a cookedvegetable or in conserves etc.

* Veratrum album , commonly known as the False Helleborine (also known as White Hellebore , European White Hellebore , White Veratrum ; syn. * Upright stems topped by 1/2-1" flowers in a branched flower head, white, green, or yellowish; grows in wet,...

* Profuse scarlet fruit in early fall; leaves pale yellow in fall; sun or part shade; native to northeastern Asia. * The white inner bark is used in making string shoes.

Purpurea is easily grown from seed or purchased as potted plants in the spring. * Great care should be exercised in the use of this plant, the therapeutic dose is very close to the lethal dose.

These last two compounds have been shown to have potent anti-retroviral activity without serious side effects and they are being researched in the treatment of AIDS. * St John's wort (traditionally pronounced /se?nt?d??nz ?w?rt/ , now sometimes the spelling...

* Orange flowers in late summer; grows well in dry soil; native to eastern U.S. * Pleurisy root is a bitter, nutty-flavoured tonic herb that increases perspiration, relieves spasms and acts as an expectorant.

* This Clematis is very fast growing and will cover an area quickly with beautiful yellow flowers that last most of the season.

* Native Americans used it for respiratory and muscle disorders, as a purgative, and as a ceremonial medicine.The plant was used as a traditional medicinal plant by the Cherokee, Iroquois, Penobscot, and other indigenous peoples.

Germination usually takes place in 1 - 6 months at 15°c. * The leaves are trifoliate, with groups of three leaves growing together at the top of one long stem produced from a corm ; each leaflet is 8-15 cm long and 3-7 cm broad.

However, as it is associated with cemetries, it is not clear whether it is a truly wild plant in Kashmir or an introduction from places unknown. It thrives well in heavy loam in England (Bowley, l.c.).

* Veratrum album , commonly known as the False Helleborine (also known as White Hellebore , European White Hellebore , White Veratrum ; syn. * Upright stems topped by 1/2-1" flowers in a branched flower head, white, green, or yellowish; grows in wet,...

* Primula denticulata , commonly known as Drumstick primrose or the Himalayan Primrose is a species of primrose that is native to moist alpine regions and Afghanistan to China . However it is commonly cultivated in gardens away from its native range.

* The bark is smooth and light grey, often becoming somewhat rougher with light tan fissures as the tree ages. * All parts of the plant have a distinguishing strong odour that is often likened to rotting peanuts or cashews.

The dried leaves can also be used, they remain effective for 6 months after drying. It is found only in cultivation, where it is the most commonly grown of all plants in the Nicotiana genus, and its leaves are commercially grown in many countries to be...

Seeds are produced in pea like pods. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in the summer. Blooms, 6 to 18 inches long, late spring to early summer.

* The name "naked lady" comes from the fact that the flowers emerge from the ground long after the leaves have died back. * The poisonous alkaloid 'colchicine' is extracted from this plant and used to alter the genetic make-up of plants in an attempt...

* Laburnum alpinum (Scottish Laburnum) is a leguminous flowering tree. Good background plant. * Small specimen tree or shrub for location around residential homes. Succeeds in cold exposed situations and tolerates industrial pollution.