Corydalis angustifolia began to grow at 5℃, and the optimum growth temperature was 10℃- 15℃. Strong cold resistance, can resist mild frost. The Yangtze River basin and its south area can overwinter in the open air to avoid high temperature. When the temperature exceeds 20℃, the branches are easy to elongate and it is difficult to form a compact plant shape. When the temperature exceeds 30℃, the growth is hindered, but it is more resistant to high temperature than pansy. Native to Spain and the Pyrenees. It is cultivated in many parts of the world and China.
Corydalis angustifolia
Latin scientific name
Viola? Cornus officinalis ?
Another name
Corydalis parviflora