Horticulture, that is.
Plants can either be male, or female, or both.
There is even an academic journal called Sexual Plant Production . Ogren's theory suggests that using fewer males and more females in yards could make some people breathe easier. Female plants produce seeds, not pollen , spelling relief to some allergy sufferers . Using fewer males and more females in yards could make some people breathe easier. Over the past couple of years, his views have been featured in articles ranging from the London Times to the New Scientist .