photo of Mirabilis jalapa

Mirabilis jalapa

Four o'clocks

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Four o’clocks are tuberous perennials grown as annuals in New Jersey. Their fragrant, tubular-shaped flowers bloom June to frost. The flower...

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Description:

Four o’clocks are tuberous perennials grown as annuals in New Jersey. Their fragrant, tubular-shaped flowers bloom June to frost. The flower buds open from late afternoon (four o’clock — as per their common name) until the next morning, then close during the day. Colors vary, including red, yellow, and pink, and the nectar is attractive to hummingbirds and moths. This plant adds nighttime color to gardens around outdoor living spaces. Use Four o’clocks in mixed borders, as an annual hedge, or in your patio containers.

Plant Details:

Other Common Names: Marvel of Peru

Plant Type: Flower, Annual

New Jersey Native: No

Bloom Times: Late Spring to Early Summer, Summer, Late Summer to Fall

Bloom Colors: Pink, Red, Yellow

Deer Resistance: High

Attracts Pollinators and Wildlife: Butterflies, Hummingbirds, Birds

Salt Tolerance: Unknown

Hardiness Zone: 6a, 6b, 7a, 7b

Physiographic Region: All Regions in NJ

Soil Characteristics

Soil Type: Loam, Organic, Sandy, Clay

Soil Moisture: Moist

Soil pH: Slightly Acidic, Neutral

Light Needs of Plant

Optimal Light: Full Sun

Light Range: Full Sun, Partial Shade

Water Needs of Plant

Soil Moisture: Moist

Drought Tolerance: Medium

Size and Growth Rate

Height: 2 - 3 ft

Spread: 2 - 3 ft

Growth Rate: Fast