Mirabilis multiflora Mixed Colors

Four o'clock flower

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A vibrant annual or perennial herb known for trumpet-shaped flowers that open in late afternoon. Blooms display mixed colors like red, yellow, white, and purple.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Four o'clock flower
Family Nyctaginaceae
Genus Mirabilis
Species Multiflora
Variety Mixed Colors
Origin South America
Blooming Late afternoon to evening, summer to frost
Leaf Color dark green
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Well-draining loamy soil, rich in organic matter

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Watering

Keep moderately moist during growth, allow to dry slightly between waterings. Reduce in winter dormancy.

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Sunlight & Care

Requires full sun for best flowering; tolerates partial shade in hot climates

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Fertilization

Apply balanced liquid fertilizer monthly during the growing season (April to September)

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Pruning

Deadhead spent flowers regularly to encourage continuous blooming and prevent self-seeding

Pest Control Aphid Leaf Miner Spider Mite Thrip

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

thermostat
Temperature
50° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 75%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
1500 – 18000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
2000 – 3500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
25% – 65%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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