Wheat with double petals at the top will produce flowers more than one meter high when it matures.

Nicknames: One Red Flower, Mature Season Flower, Rong Kui, Wu Kui, Wei Zukui, Hu Kui, Crocodile Flower and Grass Flower.

Perennial herbs of Malvaceae. The stem is straight and upright. Leaves alternate and heart-shaped. Flowers are racemes of single petals or petals, with purple, pink, red and white. The flowering period is from June to August. New fruit, seeds oblate, kidney-shaped. I like sunny days, tolerant to semi-shade, but avoid waterlogging. Originally from Sichuan, China, it is now widely distributed in East China, Central China, North China and South China. Originally from Sichuan, China, it was named "hollyhock". Because it can reach Zhang Xu, the flowers are mostly red, hence the name "One Red". When the wheat is ripe in June, it blooms, hence the name "Barley is ripe". It is for this reason that people regard its flowering period as an auspicious day for wheat harvest.