Bacteria

Nigella sativa

Foeniculum vulgare

Coriandrum sativum,

Laurus nobilis

Essential oils concentration in (µg/mL)

Zone of inhibition in mm

1000

500

250

1000

500

250

1000

500

250

1000

500

250

E. coli

11.53 ± 0.80

10.4 ± 0.52

9.13 ± 0.80

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

S. fonticola

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

S. liquefaciens

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

N/D

S. aureus

12.53 ± 1.50

9.67 ± 0.58

8.67 ± 0.58

8.73 ± 0.30

N/D

N/D

9.5 ± 0.5

N/D

N/D

10 ± 1

9.4 ± 0.52

7.27 ± 0.64

C. freundii

11.33 ± 1.15

10.6 ± 0.52

9.33 ± 0.58

12.67 ± 3.21

7.83 ± 0.29

N/D

19.33 ± 0.58

9.6 ± 0.69

N/D

11 ± 1.01

11 ± 1.73

10 ± 0