If a plant is covered in spikes or spines and cold-hardy enough for Portland, chances are Loree Bohl grows it in her “Danger Garden.” The 50-by-100-foot patch of prickles in Northeast Portland is also the subject of Bohl’s prolific blog, in which she chronicles her horticultural pursuits every day in words and pictures. “I have a horrifying gardening style—a peony next to a paddle cactus,” she says. “It makes proper gardeners shudder, but somehow it works for me.”