What Is the Ideal Temperature Range for heart's ease?
Johnny jump up is cold-resistant and moderately heat-resistant. Generally speaking, it flowers from spring to fall. Quantity of flowers may decrease in high temperatures. It can tolerate slight frost and snow cover in winter. If grown in a cold region, it should be kept warm in winter. In a word, it should be protected from high temperature and humidity in summer, and have less water in winter during its dormancy.
