How long is the time span between pollination and fertilization?

Hi, I am from Germany and my topic may also fit to the threat below on twin-embryos, - nevertheless I post it on the top of the whole stream of postings.

I didn

Thanks for your help.


I haven’t seen any numbers for roses. The link below is to the abstract of an article that may answer this question. The full article is not online. You have to pay if you want to download it.


I heard that after pollination, it takes 3 days after before the stamins become unreceptive to foreign pollen.