Start geranium seeds indoors in January or February for spring blooms. Keep seeds warm (70–75°F), moist, and in bright light until they develop two true leaves. Transplant to pots, fertilize lightly, ...

The flowering plants we commonly call geraniums, including the popular scented geraniums, are members of the Pelargonium genus and botanically not true geraniums, which are hardy flowering perennials.