Sow True Seed Four O'Clocks Seeds

You should direct sow these seeds outdoors only after the danger of the last frost has passed. The soil temperature should be between 65-80℉ for optimal germination, which typically takes 10 to 14 days.

These blooms typically unfurl in the late afternoon and remain open throughout the night. They are specifically adapted to attract nocturnal pollinators like moths, as well as hummingbirds during the late day.

Yes, 'Broken Colors' Four O'Clocks are well-suited for container gardening. Just ensure your pots are large enough to accommodate their mature size, as these plants can reach a spread of 24 to 36 inches.

They are classified as perennials; however, their winter hardiness depends on your climate. In colder regions, you can dig up and store the tubers over the winter to replant them the following spring.

While you can space seeds 6-8 inches apart during initial sowing, you should thin or transplant them to 24-36 inches apart once they mature. This spacing ensures adequate airflow and room for the plants to reach their full size.

Four O'Clocks require full sun to produce their best display of bicolored and mottled blooms. Ensure they are planted in a location that receives direct sunlight for the majority of the day.