Black mustard

Mustard black - Brassica nigra Koch.
The Mustard Family - Brassicaceae Juss.
Annual plant. Often you can find on fields, fallow lands as a weed among crops of cereals.
The stem is erect or slightly branched above, 57-130 cm height. The leaves are sitting on a long stem, leaf plate is oblong, on the edge varies from vyemchato-gear up lyre-shaped. The flowers are yellow.
The fruit is a cylindrical pod, pressed to the stem, from 1 to 2 cm length. Seeds are small, yellow color on the surface pitted. The number of seeds depends on the length of the pod and ranges from 6 to 15. This is a fast-growing plant, the duration of the vegetation period lasts 80-100 days.
Seeds should be sown in the end of March or in early April. Shoots typically appear in 7 to 11-th day from the moment of planting. Blossoms in may, seeds ripen in early July. Soon after this the plant dries up. Therefore, harvesting at the beginning of drying of footstalks and the ripening of the first lower pods. Special conditions for growing is not required.
Mustard black cultivated in Ancient Greece and Rome, in her homeland. Currently cultivated in all countries of the world.
Seeds contain glycoside sinirgen, fatty mustard oil. Used in medicine ground mustard seeds, of which prepare mustard used as a distraction for colds. The oil is used for food.
Mustard black is a good bee plant.