Table 2.

Effect of Peumus boldus and Drimys winterii essential oils on Portulaca oleracea seeds germination.

Treatment	Peumus boldus essential oil	Drimys winterii essential oil
CONTROL	71.0 ± 2.9 a	71.0 ± 2.9 ab
0.125 µL/mL	0.0 ± 0.0 b	74.0 ± 5.8 a
0.250 µL/mL	0.0 ± 0.0 b	53.0 ± 6.0 b
0.5 µL/mL	0.0 ± 0.0 b	30.0 ± 6.1 c
1 µL/mL	0.0 ± 0.0 b	27.5 ± 9.9 c

Values are means ± standard error of five replicates of 20 seeds each after 14 days of incubation. Within each species, different letters indicate that means are not equal at the 95% level of probability (Fisher’s least significant difference test, LSD).