Distribution of the latest marigold

Marigold is an annual or biennial herb of the genus Asteraceae. Its origin is Mexico. It is a warm-season plant. It likes a warm and sunny climate and is resistant to transplanting. It is cultivated all over our country. Let's take a look at the distribution of marigold.

Distribution of marigold production area

Marigold is native to Mexico and Central America, and is cultivated all over China, and has been naturalized in Guangdong and southern and southeastern Yunnan (naturalization: plants can survive well without natural selection after entering a new environment. Continue to reproduce) and southwestern Henan (Neixiang County).

The producing environment of marigold

Marigold likes to be warm and sunny, but it is slightly resistant to early frost, semi-shade, strong resistance, lax soil requirements, transplant tolerance, rapid growth, easy cultivation and less diseases and insect pests. Can grow in areas ranging from 1150 to 1480 meters above sea level, mostly in roadside meadows.

Variety characters of marigold

1. "Discovery" series: found series marigold plant shape plump, dwarf, potted plant height 15-20 cm, open-field cultivation 22.5-25 cm. Under long sunshine, the flower blossoms earlier, the florescence is long, the flower is compact, globular, all are double, the flower diameter is 7.5 cm, the leaf is dark green, narrow and long, the flower color is rich. This series is famous for its flower color and plant type, suitable for potted plants and flower beds, and has good heat resistance and lodging resistance. The colors are orange and yellow.

2. "Antigua" series: no matter when the marigold is sown, it can blossom in 60 days and can be sold in bags for 8 weeks. Potted for 10 weeks, the plant type is neat and consistent, which can cover the whole flowerpot. The effect of garden cultivation in open field is also better. Potted plant height 25-30 cm, open-field cultivation 32.5-40 cm, rich flowers, all double flowers, there are four colors, namely: gold, orange, yellow, light yellow.

3, "India card" series: India card series marigold flowers, flower diameter up to 10-12.5cm, flowering throughout the summer, double, early flower, in other marigold withered will continue to open, plant height of 35 cm, beautiful leaves, dark green color, give people a clear and tidy effect, plant type and florescence neat, can withstand 32-38 ℃ high temperature, flower bed effect is excellent. 12-15 cm, 3 plants per pot, 10 cm, 1 plant. The colors are orange, yellow and gold.

4, "rich" series: rich series marigold plant height 30-35 cm, flowering about 10 days later than discovery, Antigua, long florescence, many flowers, complete double, compact flower ball, flower diameter 9 cm, it will grow better in summer with high temperature and humidity, especially suitable for planting flowers on the ground, and can also be used as a wreath. The colors are orange, gold and yellow.

5. "Sweet Milk" Series: sweet Milk Series marigold is an improved variety of the old "drifting Snow" series, opening delightful milky white flowers. The growth habit is good, the plant type is neat, the plant height is about 41 cm, the flower is plump, and the flower diameter is 6-9 cm. It takes only 11 weeks from sowing to sale. Very suitable for flower beds and edge plants, but also suitable for planting with other plants.

6. Gold coin series: it is found that gold coin series marigold can be harvested in 6-8 weeks under short-day conditions, 70-100 flowers per plant, plant height 90-100 cm, flower diameter depends on day length, moisture, temperature, nutrients, spacing, fertilizer and growth regulators, up to 13 cm under suitable conditions, the use of growth regulators can make plants strong, good branching, promote the increase of flowers, adjust the leaf color to green. This series is mainly used for cut flowers and garlands, and is widely cultivated in Vietnam, Thailand and southern China. There are four colors, each with a special name.