Four O'Clock Seeds – Yellow Red

Yellow Red Four O’Clock is a unique ornamental variety known for its vibrant bicolor blooms and late-afternoon flowering habit. These heirloom, non-GMO seeds produce richly patterned flowers that add bold color to borders, beds, and wildflower garden designs. Four O’Clocks are easy to grow, adaptable, and appreciated for their long blooming season and sweet evening fragrance. With proper sunlight and well-drained soil, they bring reliable seasonal color to home gardens.

Features

• Produces striking yellow and red bicolor blooms

• Known for opening flowers in the late afternoon

• Suitable for borders, beds, and wildflower landscapes

• Heirloom and non-GMO seeds

• Low-maintenance and adaptable to various soil types

• Long-lasting seasonal blooms that attract garden interest

Specifications

• Scientific Name: Mirabilis jalapa

• Common Name: Four O’Clock

• Variety: Yellow Red

• Plant Type: Perennial in warm climates; grown as an annual in cooler regions

• Height: 18–36 inches

• Spread: 12–24 inches

• Light Requirements: Full sun to partial shade

• Soil Needs: Well-drained, moderately fertile soil

• Germination Time: 7–14 days

• Bloom Season: Late spring through fall

Season & Planting Schedule

• Indoor Sowing: Start indoors 4–6 weeks before the last frost

  • Typical months: February–March

• Outdoor Sowing: Sow outdoors after frost danger has passed

  • Typical months: March–May

• Flowering Months: May–October

• USDA Zones: Perennial in Zones 7–11; annual elsewhere

• Watering: Moderate; prefers evenly moist soil but tolerates short dry spells

• Plant Spacing: 12–24 inches apart