Hairy Four O'Clock, White Four O'Clock, Mountain Four O'Clock, Pale Umbrella-Wort
Mirabilisalbida

Family: Nyctaginaceae (nyk-taj-i-NAY-see-ee)
Genus: Mirabilis (mih-RAB-ih-liss)
Species: albida (AL-bi-da)

Synonym:Allionia albida

Synonym:Oxybaphus albidus

Synonym:Mirabilis oblongifolia

Synonym:Mirabilis ciliata

Synonym:Mirabilis coahuilensis

Category
Perennials

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun

Foliage
Herbaceous

Foliage Color

Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)

Spacing
18-24 in. (45-60 cm)

Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)

Where to Grow

Danger
Parts of plant are poisonous if ingested

Bloom Color
Pink
Lavender

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall

Other details

Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information
Non-patented

Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
From seed; direct sow after last frost

Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Properly cleaned, seed can be successfully stored