Following snow-on-the mountain’s winter flowering, a hairy, three-lobed fruit will form. The fruit contains many tiny gray seeds that can be used to propagate new plants. Allow the fruit to dry ...

By Margaret Roach There it was, as flashy as in the seed-catalog photos: three-foot-tall Euphorbia marginata, the striking green-and-white variegated spurge known as snow on the mountain.

who came as a refugee to the United States in 1946 with its seeds sewn into the folds of her clothing. Snow on the Mountain, a pole lima whose maroon beans are capped with white speckles ...