Four O'Clock plants are typically grown from large seeds, making them easy to plant. Four O'clock seeds germinate quickly, and grow fast, up to 2-4 feet.
Keep the seed bed moderately moist during germination.
Plant Four O'clock seeds directly into the garden, just before the last frost in your area. Cover seeds with 1/4" of soil. Space plants 12 inches apart and thin to two feet apart.
In addition, Four O'Clocks can be propagated by its tubers. Tubers should be dug up in the fall and stored in the dark, in damp peat moss or sand.
Days to Germination:10 - 15
How to Grow Four O'clock Plants:
Four O'clock prefer full sun, but will tolerate partial shade. Note that in partial shade they may grow lanky. They will do well in rich, well composted soil as they are big eaters. Keep soil moist. Add a general purpose fertilizer once or twice a month to encourage vigorous growth.
Four O'clock fit well in borders, as small hedgerows. Try growing them around your mailbox!