Book titles include Edible Plants, Edible Perennials, Edible Trees, and Woodland Gardening. Plants For A Future have a number of books available in paperback and digital form. Type a value in the Celsius field to convert the value to Fahrenheit: References Carbon Farming Information and Carbon Sequestration Information Temperature Converter The root pattern is fibrous dividing into a large number of fine roots. The plant growth habit is a clumper with limited spread. and size shown above) information on the habit and root pattern is also useful and given here if available. 11-1 indicates that the plant is heat tolerant in zones 11 through 1.) For polyculture design as well as the above-ground architecture (form - tree, shrub etc. Heat Zones range from 1 (no heat days) to 12 (210 or more heat days).įor example Heat Zone. The Plant Heat Zone map is based on the number of 'heat days' experienced in a given area where the temperature climbs to over 86 degrees F (30☌).Īt this temperature, many plants begin to suffer physiological damage. Plant Heat Zones show when plants would start suffering from the heat. (Plant Hardiness Zones show how well plants withstand cold winter temperatures.

The plant is heat tolerant in zones 9 through 1. Special Features:Attractive foliage, Edible, Fragrant foliage, Not North American native, Invasive, Naturalizing. The root system is very deep and difficult to eradicate, even small fragments of root left in the soil can produce new plants. Plants can be invasive, often spreading freely by means of self-sown seed. Best grown in an open sunny site in a deep rich soil if it is being grown for compost material.

Tolerates most soils and situations but prefers a moist soil and some shade. Landscape Uses:Border, Ground cover, Specimen. The German Commission E Monographs, a therapeutic guide to herbal medicine, approve Symphytum officinale for blunt injuries (see for critics of commission E). This has a very limited range of application, but is of great benefit in the treatment of broken bones and eye injuries. A homeopathic remedy is made from the fresh root, harvested before the plant flowers. The leaves are harvested in early summer before the plant flowers, the roots are harvested in the autumn. External applications and internally taken teas or tinctures of the leaves are considered to be completely safe, but internal applications of tablets or capsules are felt to have too many drawbacks for safe usage. Some caution is advised, however, especially in the internal use of the herb. The root and leaves are anodyne, astringent (mild), demulcent, emollient, expectorant, haemostatic, refrigerant, vulnerary. This substance is now synthesized in the pharmaceutical industry and used in healing creams.

The plant contains a substance called 'allantoin', a cell proliferant that speeds up the healing process. Comfrey is especially useful in the external treatment of cuts, bruises, sprains, sores, eczema, varicose veins, broken bones etc, internally it is used in the treatment of a wide range of pulmonary complaints, internal bleeding etc. The root and the leaves are used, the root being more active, and they can be taken internally or used externally as a poultice. Anodyne Antidiarrhoeal Antirheumatic Astringent Demulcent Eczema Emollient Expectorant Haemostatic Homeopathy Refrigerant Vulnerary Comfrey is a commonly used herbal medicine with a long and proven history in the treatment of various complaints. Always seek advice from a professional before using a plant medicinally. Plants For A Future can not take any responsibility for any adverse effects from the use of plants. ĭamp, often shady localities, in meadows, woods etc, especially near streams and rivers.Įurope, including Britain, south and east from Scandanavia to Spain, Siberia and Turkey. agrimony, alpine ragwort, help, tansy ragwort). Do not combine with herbs containing pyrrolizidine alkaloids (e.g. May cause loss of appetite, abdominal pain, vomiting. In general, the health-promoting properties of the plant probably far outweigh any possible disbenefits, especially if only the younger leaves are used. Most people would have to consume very large quantities of the plant in order to do any harm, though anyone with liver problems should obviously be more cautious. Largest concentrations are found in the roots, leaves contain higher quantities of the alkaloid as they grow older and young leaves contain almost none. This plant contains small quantities of a toxic alkaloid which can have a cumulative effect upon the liver.

Symphytum officinale for cavities