Plant Care Common milkweed

Common milkweed

4.5 out of 5 (2 experiences)

Common milkweed has a Pet friendly plant personality Pet friendly
Common milkweed has a Browns easily plant personality Browns easily

Also known as

Butterfly flower, Silkweed, Silky swallow-wort and Virginia silkweed


Asclepias syriaca

How to care for Common milkweed


How often to water your Common milkweed

Water needs for Common milkweed
0.5 cups
every 9

Common milkweed needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Common milkweed

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Common milkweed in your home

Light needs and placement for plant Common milkweed: 1ft from a window
1ft or less from
a window

Common milkweed love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Common milkweed does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Common milkweed in your home 🏡.


How to fertilize Common milkweed

Nutrient, fertilizer, and repotting needs for Common milkweed: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Common milkweed after it doubles in size or once a year—whichever comes first.

Difficulty Level

Common milkweed is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Common milkweed

Common milkweed

Common milkweed

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

What other plant parents say

Common milkweed has a Pet friendly plant personality Pet friendly 1
Common milkweed has a Browns easily plant personality Browns easily 1
Paula avatar
leaf-1 21 Plants
xp 843 XP
globe New York

X marks thé spot
Z for résilient
A for APPL
V for vroom vroom
I for us
A for assata


Kefullwood avatar
leaf-1 39 Plants
xp 1,035 XP
globe Summerville, South Carolina

Attracts Monarch Butterfly’s

Pet friendly Pet friendly
Browns easily Browns easily

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