Location specific values:
Array
(
    [lat] => 35.655830
    [lng] => 139.323890
    [elevation] => 127.0109
    [rainfall] => 1509.6148
    [cold_temperature] => -1.604
    [temperature] => 30.1
    [user_eto] => 1010.3869354
)
Plant specific values:
Array
(
    [rain_min_irrigation] => 124
    [eto_corrected] => 1827
    [eto_adjusted_rain_min (rain_min_irrigation / eto_corrected)] => 0.06951286
)
Whitestem Milkweed (Asclepias albicans) | Easyscape Plant Profile

Whitestem Milkweed

(Asclepias albicans)

Whitestem Milkweed (Asclepias albicans)

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Estimated Native Range
Species Map Help

Climate Requirements for Hachiōji, Japan

This Plant Your Site Plant Suitability for Your Location
Precipitation 2" - 34" 59" Aquatic Aquatic
High Temp. 76°F - 110°F 86°F Your summer temperatures are normal for this plant. Excellent
Low Temp. 22°F - 54°F 29°F Your winter temperatures are normal for this plant Excellent
This plant may not grow well at your location - your precipitation is too high.

Summary

Asclepias albicans, commonly known as Whitestem Milkweed, is a deciduous subshrub or shrub native to the arid desert regions of the Southwestern United States and Northwest Mexico. This species thrives in sandy or rocky soils, often in washes and on slopes, where it is adapted to the extreme heat and drought conditions of its native habitat. It typically grows 1 to 3 meters tall, occasionally reaching up to 4 meters. The plant’s branches are slender and stick-like, with younger growth covered in a waxy substance and fine woolly hairs, which help reflect sunlight and conserve water.

Whitestem Milkweed is characterized by its sparse foliage and unique inflorescences, which consist of small, purple-tinged greenish flowers. These flowers have a distinctive structure with bulbous hoods and reflexed corollas. Although it can flower in various seasons, it usually does not bloom in the summer. The fruit is a conspicuous, elongated follicle that hangs in clusters, adding to the plant’s ornamental value. In cultivation, Whitestem Milkweed is valued for its drought tolerance and unique appearance, making it suitable for xeriscaping and desert gardens. It requires full sun exposure and well-drained soils. While it is generally low-maintenance, it can be susceptible to root rot if overwatered.CC BY-SA 4.0

Plant Description

  • Plant Type: Subshrub, Shrub
  • Height: 6-9 feet
  • Width: 0.5-1.5 feet
  • Growth Rate: Moderate
  • Flower Color: White
  • Flowering Season: Spring, Summer, Fall
  • Leaf Retention: Deciduous

Growth Requirements

  • Sun: Full Sun
  • Water: Low
  • Drainage: Fast

Common Uses

Bee Garden, Bird Garden, Butterfly Garden, Deer Resistant, Drought Tolerant, Fragrant, Hummingbird Garden, Low Maintenance, Rock Garden

Natural Habitat

Arid desert regions, often in washes and on slopes

Other Names

Common Names: Wax Milkweed

Scientific Names: Asclepias albicans

GBIF Accepted Name: Asclepias albicans S.Watson