Pole beans and bush beans can be planted side by side, they usually will not cross-pollinate. Cross-pollination is only a problem if you save seed for future use. Purchasing new seed each year prevents seed-borne diseases.
About this Author
Diane Watkins has been writing since 1984, with experience in newspaper, newsletter and web content. She writes two electronic newsletters and content around the web. Watkins has a Bachelor of Science degree in chemistry from Clemson University. She has taken graduate courses in biochemistry and education.