The effect of climate in different countries vary. The northern hemisphere and southern hemisphere countries have a colder weather and have all 4 seasons, and these seasons could change the growth of the vegetation in each country.
In the tropical countries, which have only 2 seasons and has a hotter climate than the countries which are located in the northen and southern hemishpere. We can grow very limited types of plants because we dont have cold weathers which will allow more types of plants to grow.