1. Chicory, also known as coffee grass, coffee radish, European chicory, belongs to the family of Asteraceae, genus chicory, is a perennial herb, fleshy roots, corolla blue, fruit cuneate, chicory flowers up to 2 to 3 months, chicory can be consumed as a leafy vegetable, the root system is rich in inulin and aroma substances, can be extracted from the coffee substitutes, the extraction of the bitter substance has to improve appetite The bitter substance extracted has the effect of improving appetite and helping digestion, and it is characterized by high yield, excellent nutritional value and good palatability.

2. Chicory is a kind of warm and humid crops, cold hardy, cold, saline, like fertilizer and water, suitable for the growth of the temperature range of 14 to 24 ℃, the temperature of -10 ℃ or so, can still keep green, the temperature of -18 ℃ or so, can be safe overwintering, nitrogen fertilizer is sensitive to the requirements of the soil is not strict, the dry land, water can be planted, water can be planted, the occurrence of stagnant water is easy to rot, drainage, the water can be used as a source of water. The occurrence of stagnant water is easy to rot the roots, drainage is not timely will result in the death of the plant, chicory sown in the spring of that year, only long leaves, do not draw stems, the second year the plant began to draw stems, flowering and fruiting; such as planting chicory in the Hebei region, began to return to the green in mid-March, began to draw stems in early May, blooming in mid-June, the seeds ripened in early August, and the plant stopped growing in late October.