Psidium guajava and Piper betle Leaf Extracts Prolong Vase Life of Cut Carnation (Dianthus caryophyllus) Flowers

Table 3

Effect of vase solution containing 8-HQC, copper coin, leaf extracts of P. guajava, and P. betle and control at seven days after treatment on the microorganism growth after three days of inoculation. Media used were nutrient agar (NA) and potato dextrose agar (PDA).

Treatment	Score of microorganism growth
	NA	PDA
Sprite + 8-HQC	1.4 b^z	3.4 b^z
Sprite + copper coin	1.0 b	2.4 c
Sprite + P. guajava	1.4 b	2.2 c
Sprite + P. betle	1.2 b	3.4 b
Tap water (control)	5.0 a	4.8 a

^ZComparison of means within columns by LSD (𝑃=0.05). Means are averages for 5 replications.