When the volatile oil treatment concentration was the highest, the seedling height, main root length, leaf area, biomass and stomatal density were 58.07%, 74.77%, 33.08%, 60.52% and 153.34% of the control, respectively.
When the concentration of volatile oil treatment was maximum, the density of seedlings was 58.07 percent, 74.77 percent, 33.08 percent, 60.52 percent and 153.34 percent, respectively, for the control.
When the concentration of volatile oil was the highest, seedling height, main root length, leaf area, biomass and stomatal density were 58.07%, 74.77%, 33.08%, 60.52% and 153.34% of the control respectively.