. 2021 Aug 2;12:694153. doi: 10.3389/fpls.2021.694153

Table 1.

Flowering percentage of essential oil and fiber/grain hemp from Expt. 1, 2, and 3.

Cultivar	Treatments											Critical photoperiod
	18 h (%)	15 h 30 min (%)	15 h (%)	14 h 45 min (%)	14 h 30 min (%)	14 h (%)	13 h 45 min (%)	13 h 30 min (%)	13 h (%)	12 h 30 min (%)	12 h (%)
	Essential oil cultivars
ACDC-AC	0	40^*	100^*	100^*	100^*	100	100	100	100	100	100	>15 h
Super CBD-AC	0	0^*	0^*	100^*	100^*	100	100	100	100	100	100	14 h 45 min−15 h
Cherry-AC	0	0^*	20^*	100^*	100^*	80	100	100	100	100	100	15 h−15 h 30 min
Wife-AC	0	—	—	—	—	10	20	22	80	100	100	>14 h
Cherry Blossom-BC	0	0^*	0^*	80^*	100^*	70	90	100	100	100	100	14 h 45 min−15 h
Cherry Wine-BS	0	—	—	100^*	100^*	70	89	100	100	100	100	>14 h 45 min
Cherry Blossom-BS	0	0^*	60^*	100^*	100^*	78	100	89	100	100	100	15 h−15 h 30 min
Cherry^*T1-BS	0	—	—	100^*	100^*	43	100	90	100	100	100	>14 h 45 min
Berry Blossom-BS	0	—	—	—	—	30	80	80	90	100	100	> 14 h
Cherry Blossom-Tuan-BS	0	—	—	—	—	60	90	100	100	100	100	> 14 h
JL Baux-CC	0	60^*	100^*	100^*	100^*	100	88	100	100	100	100	>15 h 30 min
ACDC-CC	0	0^*	100^*	100^*	100^*	100	100	100	100	100	100	15 h−15 h 30 min
Cherry Wine-CC	0	—	—	—	—	0	60	50	70	100	100	13 h 45 min−14 h
Cherry-CC	0	0^*	100^*	100^*	100^*	80	100	100	100	100	100	15 h−15 h 30 min
Wife-CC	0	—	—	—	—	30	60	50	90	100	100	> 14 h
	Fiber/grain cultivars
CFX-1	100	—	—	100	100	100	100	100	—	—	100	> 18 h or DN^z
Joey	100	—	—	100	100	100	100	100	—	—	100	> 18 h or DN
Tygra	100	—	—	100	100	100	100	100	—	—	100	> 18 h or DN
Carmagnola Selezionata	0	100^*	100^*	100	100	100	100	100	—	—	100	> 15 h 30 min
Helena	22	100^*	100^*	100	100	100	100	100	—	—	100	> 18 h or DN
Fibranova	0	—	—	100	100	100	100	100	—	—	100	> 14 h 45 min
Eletta Campana	0	80^*	40^*	100	100	100	100	100	—	—	100	> 15 h 30 min
HAN-FN-H	0	100^*	80^*	100	100	100	100	100	—	—	100	> 15 h 30 min
HAN-NE	0	—	—	20	100	100	100	100	—	—	100	> 14 h 45 min
HAN-NW	0	—	—	25	100	100	100	100	—	—	100	> 14 h 45 min
PUMA-3	0	—	—	0	0	0	22	11	50^*	100^*	100	13 h 45 min−14 h
PUMA-4	0	—	—	0	0	0	17	17	60^*	100^*	100	13 h 45 min−14 h

The Boolean evaluation was conducted at week 5 of flowering after the treatment initiation, excluding dead plants.

Data from Expt. 3. Values were calculated based on five replicates.

—Data not available.

DN = day-neutral.