Too Much Pollen? Blame the Males

Yesterday on All Things Considered, Robert Siegel interviewed author Tom Ogren about his book Allergy-Free Gardening and about the recent proliferation of male trees in the American landscape, which has caused a tremendous increase in seasonal allergies. I confess that I didn't place much stock in the notion of planting an allergy-free garden until I experienced a debilitating pollen allergy in Minnesota once. Visit his website for more information, and listen to the interview here:

NPR : Too Much Pollen? Blame the Males