Tall Green Milkweed (Asclepias Hirtella) is a perennial herb in the Apocynaceae family with easy care difficulty. It requires moderate watering and full sun light in USDA hardiness zones 4-9. This plant is toxic to cats and dogs — keep it out of reach of pets.

Asclepias hirtella is an upright herbaceous perennial milkweed native to North American prairies and savannas, characterized by narrow leaves and green flowers in round clusters.

Tall Green Milkweed

Tall Green Milkweed

Asclepias Hirtella

Asclepias hirtella is an upright herbaceous perennial milkweed native to North American prairies and savannas, characterized by narrow leaves and green flowers in round clusters.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun
Hardiness Zones
4-9

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, sandy, gravelly
Indoor:No
Outdoor:Yes
Garden Use:pollinator habitat, nectar source, native plant garden

Care Calendar

Monthly care tasks for Tall Green Milkweed

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Tall Green Milkweed
Tall Green Milkweed detail

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Taxonomy

Family:Apocynaceae
Genus:Asclepias