Wild four o'clock (Mirabilis nyctaginea)

Wild four o'clock

Also known as: Heartleaf umbrella wort

The wild four o'clock, or Mirabilis nyctaginea, is a perennial flower. Mirabilis nyctaginea means marvelous, describing the beautiful, self-seeding flowers that open in the late afternoon and fall by morning. This flower is easy to grow and drought tolerant, although it will tolerate summer rains well.

Scientific classification

Species

Wild four o'clock (Mirabilis nyctaginea)

Pinks, cacti, and allies

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Toxic to Humans

Toxicity

Weeds

Weed or not

Perennial

Lifespan

50 cm

Spread

Green

Leaf Color

1 cm

Flower Size

Green

Fruit Color

Purple, Yellow, Green, Red

Flower Color

Brown

Stem Color

Winter dormancy

Dormancy

Deciduous

Leaf type

0 - 38 ℃

Ideal Temperature

Images of Wild four o'clock

Distribution of Wild four o'clock

Distribution Map

Wild four o'clock is native to the continent of North America with an extended range that stems from intentional introductions and cultivation. Its presence spans the North American temperate zone and parts of the Central region. Beyond its native ecosystem, wild four o'clock has been introduced and now grows in significant stretches across Eastern Europe. This plant has adapted to diverse habitats, reflecting its resilience and ability to naturalize beyond its original distribution.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Prairies

Hemisphere Trend Curve

Northern

Sorthern

Culture

Symbolism

Solace in the vital

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Toxicity

Poisoning from wild four o'clock occurs mainly through accidental ingestion of its roots and seeds, causing stomach pain, vomiting, and diarrhea in humans, especially children. Wild four o'clock is toxic to cats and dogs, causing gastrointestinal upset and other symptoms, necessitating immediate veterinary care.

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Care Guide for Wild four o'clock

Every week

Water

Full sun

Sunlight

0 - 38 ℃

Ideal Temperature

Water: Wild four o'clock thrives in temperate regions with moderate moisture, preferring consistent soil moisture without waterlogging. Weekly watering maintains this balance. Adaptable to varying rain patterns, wild four o'clock is well-suited for gardens in climate zones with predictable seasonal rainfall.

Fertilize: For optimal growth, fertilize wild four o'clock with balanced nutrition (10-10-10 or 5-5-5) twice during the growing season. Use a quarter-strength solution to avoid over-fertilization. Water thoroughly to enhance absorption and prevent runoff during dormant winters.

Pruning: Wild four o'clock has heart-shaped leaves and vibrant flowers. Regular pruning in early to late spring is essential for robust growth and flowering. Trim dead stems, maintain shape, and enhance air circulation to reduce disease risk. Consult horticultural sources for detailed pruning methods and tips.

Propagation: Wild four o'clock propagates best through spring sowing, which is simple for gardeners. Success is marked by new, healthy leaves and stems. Maintain adequate moisture and favorable temperatures for ideal growth.

Repotting: Repot wild four o'clock every 2-3 years in early spring, using a container one size larger. Provide ample indirect sunlight and maintain moist soil post-repotting. Wild four o'clock thrives with care during recovery, ensuring optimal growth and preventing overcrowding.

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