Table 2.

Changes in number of leaves, stem diameter, and root length of industrial hemp grown under varying colors of light.

Light colors	Number of leaves plant−1	Stem diameter (mm)	Root length (cm)
White Light (control)	50.2 ± 1.17b	5.76 ± 0.17b	17.7 ± 1.70b
Blue Light	57.1 ± 1.02a	6.35 ± 0.29a	18.9 ± 3.53a
Red Light	23.9 ± 0.84d	3.69 ± 0.15d	16.1 ± 2.25c
Red Blue Light	39.4 ± 1.84c	4.15 ± 0.16c	16.8 ± 2.54c

Values in the table are means ± SD (n = 3). Different letters within a column indicate significant difference between treatments (p ≤ 0.05).