The invention provides portable plant irrigation cum air purification system comprising the means for bottom to top micro-irrigation and air purification. The bottom to top micro-irrigation means comprises longitudinal wicks made up of a material such as cotton cloth1 thread, thick wool or the like. Atleast one end or both the ends of wicks are attached to a circular mesh of cotton cloth thus the length of the wicks can be varied very easily according to the height of the planter.