Re: Altitude

Subject: Re: Altitude Author: Betsy D. Date: 3/18/2007 5:55 pm Views: 5207 Status: Approved	« Previous Thread Next Thread » Search Back To Message List
Generally poison oak / ivy are not found above 4,000 ft. BUT note that that is not a hard limit. It has to do with climatic conditions. It would seem that these poisonous plants do best in warm, humid environments.

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