Photinia shrubs (Photinia spp.) can be propagated by stem cuttings, according to North Carolina State University Extension. Softwood cuttings can be taken in early summer, and semi-ripe cuttings taken in summer and autumn, according to the Royal Horticultural Society. Some species can be grown from seed.
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Aileen Clarkson has been an award-winning editor and reporter for more than 20 years, earning three awards from the Society of Professional Journalists. She has worked for several newspapers, including "The Washington Post" and "The Charlotte Observer." Clarkson earned a Bachelor of Arts in journalism from the University of Florida.