Asclepias Species, Pineneedle Milkweed, Threadleaf Milkweed

Asclepiaslinaria

Family
Apocynaceae (a-pos-ih-NAY-see-ee)
Genus
Asclepias (ass-KLE-pee-us)
Species
linaria (lin-AR-ee-uh)
Synonym
Asclepias pinifolia
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
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)
Danger
N/A
Bloom Color
White/Near White
Bloom Time
Mid Spring
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
Direct sow as soon as the ground can be worked
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Maricopa, Arizona

Mesa, Arizona

Tucson, Arizona(2 reports)

San Diego, California

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Gardener's Notes:

1
positive
1
neutral
0
negative
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R
R
| April 2013 | neutral

wonderful superb little plant, always when watching asclepias flowers one wonders how does nature manage to come up with such fabulous fo...Read More

A
A
Mesa, AZ (Zone 9b) | April 2008 | positive

Had read reports that this will only set seed in the fall, not true, mine are setting seed in the spring this year for the first time.

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