Why is it important that the stigma be made of a sticky material?

Most stigmas are covered with a waxy, sticky substance. This wet substance allows stigmas to provide an important service by re-hydrating dry pollen to prepare the grains to enter the ovary and initiate the process of fertilization.

Explanation:

I hope this helps. ^_^

But do not copy this or I will report you. I swear.

idk what happened..you tell