For the past five years it has been a distinct pleasure to volunteer my time at the Conservatory and Botanic Collection at the University of Minnesota. Within those greenhouses I quickly learned there are many dangerous plants. For example, imagine having to relocate the pot of a 5-foot 30 pound cactus covered in 2-inch needles sharp enough to pierce almost any glove. As another example, imagine dividing and repotting an agave measuring 4 feet in height and diameter, with leaf edges as sharp as any knife blade. Many Euphorbia from Africa evolved to fill the same niche as American cacti The Desert Biome room at the greenhouse, filled with dangerous plants Despite all the dagger-like thorns and razor-edged leaves, these plants must still be cared for with regular watering, re-potting, pruning, and cleaning. Because the plants are precious, they must not be damaged in the process. But still, the slightest inattention might result in a painful skin puncture or laceration. Working with...
A blog account of gardening from a high-rise apartment in a cold climate.