Plants thrive in all zones, blooming all summer long
USDA Hardiness Zones: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
- Low Maintenance
- Quick and Easy Color
- Guaranteed To Grow
Four O’Clock (Mirabilis Jalapa WHITE) – The hummingbirds will love your garden when you grow these fragrant flowers from Four O’Clock seed! Mirabilis Jalapa Four O’Clock perennials are an old-fashioned favorite with a bright trumpet shaped flower that is very distinctive. Four O’Clock plants got their name because they open in mid-afternoon. Its blooms will remain open overnight, and close in early morning. Generally, the flowers will remain open on cloudy days as well. Four O’ Clock flowers have a very nice, pleasant fragrance which can be quite strong at times.
Native to tropical areas of North and South America they prefer warm climates. Four O’Clocks are actually perennials, but are grown as annuals in most of the heavy frost areas of the U.S. The bushy plants make an attractive hedge or border. Because the flowers are open during the evening, we recommend you place them in areas where people will see them in early evening hours to get the most out of this Mirabilis Jalapa.
Mirabilis Jalapa seeds may be sown directly into the garden in the spring in warm areas. In cooler areas with a late spring, start the flower seeds indoors about eight weeks before the final frost date for transplanting outdoors at a later time. Four O’Clock seedlings may be set in the garden at about the same time you would plant tomatoes.
Caution: This flower seed is poisonous.
Flower Specifications
Season: Perennial
USDA Zones: 8 – 10
Height: 18 – 36 inches
Bloom Season: Spring and summer
Bloom Color: Pink
Environment: Full sun to partial shade
Soil Type: Well-drained, pH 6.2 – 7.2
Deer Resistant: Yes
Planting Directions
Temperature: 65 – 75F
Average Germ Time: 10 – 14 days
Light Required: Yes
Depth: 1/4 inch
Sowing Rate: 1 pound per 1,000 square feet or 2 seeds per plant
Moisture: Keep seeds moist until germination
Plant Spacing: 12 – 24 inches