Guerrilla grafter Tara Hui grafts a fruiting pear branch onto an ornamental fruit tree in the San Francisco Bay Area. She doesn't want the location known because the grafting is illegal.
Lonny Shavelson for NPR
April 7, 2012 In many metropolitan areas, urban foresters ensure flowering fruit trees don't bear fruit to keep it from being trampled into slippery sidewalk jelly. But a group of fruit fans in the San Francisco Bay Area is surreptitiously grafting fruit-bearing tree limbs onto those fruitless trees.
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