Table 4.

Antimicrobial activity of the five plant extract combinations.

Strain	Tropaeolum majus	Salvia officinalis	T : S 1 : 1	T : S 1 : 2	T : S 1 : 3	T : S 2 : 1	T : S 3 : 1	PEN 10 U	Distilled water
S. aureus ATCC 25923	6	13	17	20	18	16	16	37	0
	6	12	16	20	18	16	12	38
	6	12	15	19	17	15	13	38
Mean	6	12.33	16	19.66	17.66	15.66	13.66	37.66
S. pneumoniae ATCC 49619	8	9	13	14	18	17	18	27	0
	8	9	13	15	17	18	20	27
	9	8	14	14	19	19	16	27
Mean	8.33	8.66	13.66	14.66	18	18	18	27
S. pyogenes from human clinical cases	8	9	10	10	12	10	21	41	0
	8	10	9	9	14	11	21	40
	9	11	11	12	13	11	18	41
Mean	8.33	10	10	10.33	13	10.66	20	40.66
S. agalactiae from human clinical cases	6	8	0	0	0	0	0	35	0
	6	8						35
	6	8						34
Mean	6	8						34.66