Shape

Rods (Bacillus)

Lactose Fermentation

Non-fermentative

Gram Character

Negative

Indole

Negative

Oxidase

Negative

H2S

Positive

Catalase

Negative

Methyl red

Positive

Voges proskauer

Negative

Amylase

Negative

Gelatin

Positive

Endospore formation

Positive

Growth

Aerobic

pH range

3 - 9

Optimum pH

8.5

Temperature range

10˚C - 25˚C

Optimum temperature

22˚C

NaCl range

0.01 M - 2 M

Optimum salt concentration

0.8 M

Growth in presence of oil

0.5% - 1.5%

Optimum olive oil concentration

1%