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Asclepias Species, Poison Milkweed, Utah Milkweed

Asclepiaslabriformis

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Family
Apocynaceae (a-pos-ih-NAY-see-ee)
Info
Genus
Asclepias (ass-KLE-pee-us)
Info
Species
labriformis (la-bree-FORM-iss)
Info
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Pale Yellow
Pale Green
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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; stratify if sowing indoors
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional
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weedsfree
Magna, UT (Zone 7a) | December 2010 | neutral

Seed and plant distribution restricted to Utah. On "Weeds of the West's" invasive weeds list. Also, as little of an ounce of green leaf...Read More

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