Common Milkweed

Common Milkweed

Asclepias syriaca

Family: Apocynaceae

Easy-Medium

Common Milkweed (Asclepias syriaca) is a upright plant from the Apocynaceae family.

IndoorPet Safe Flowering
Light
Bright indirect
Water
Every 8 days
Size
14" tall
Difficulty
2/5

Complete Care Guide

Light Requirements

Best near south or west-facing windows with sheer curtains. Wants lots of light but not direct sun rays hitting leaves.

Watering

Very drought-tolerant. Allow soil to dry completely between waterings. Overwatering is the primary cause of death for this plant.

Typical schedule: every 8 days (adjust for season and environment).

Humidity

Average household humidity (40-50%) is usually fine. Misting occasionally or grouping with other plants can help during dry winter months.

Temperature

Keep between 6080°F (1627°C). Avoid cold drafts, heating vents, and sudden temperature changes.

Size & Growth

Mature size: approximately 14 inches tall × 8 inches wide. Growth rate is slow. Habit: upright.

Difficulty Level: 2/5

Easy to moderate care. Forgiving of minor mistakes but benefits from consistent attention. Good for beginners ready for a small step up.

Quick Tips

  • Water every 10 days
  • Prefers bright indirect light

Common Problems & Solutions

Yellowing leaves

Cause: Overwatering or sitting in waterlogged soil

Fix: Let soil dry completely before watering. Ensure pot has drainage holes. Reduce watering frequency.

Pale or leggy growth

Cause: Insufficient light — plant is stretching toward the nearest light source

Fix: Move to a brighter location. Rotate plant quarterly for even growth.

Drooping or wilting

Cause: Usually overwatering causing root rot

Fix: Check roots for rot. Reduce watering. Repot in fresh, well-draining soil if needed.

Pet Safe

Common Milkweed is non-toxic and safe for households with cats and dogs. Verified against the ASPCA Toxic and Non-Toxic Plant Database.

Where to Buy

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Frequently Asked Questions

Is Common Milkweed safe for cats and dogs?

Yes! Common Milkweed is non-toxic to both cats and dogs according to the ASPCA. Safe to keep in homes with pets.

How often should I water Common Milkweed?

Water approximately every 8 days, but always check the soil first. Very drought-tolerant. Allow soil to dry completely between waterings. Overwatering is the primary cause of death for this plant. Adjust frequency based on season — less in winter, more in summer.

How much light does Common Milkweed need?

Common Milkweed prefers bright indirect conditions. Best near south or west-facing windows with sheer curtains. Wants lots of light but not direct sun rays hitting leaves.

How big does Common Milkweed get?

Indoors, Common Milkweed typically reaches about 14 inches (36 cm) tall with a spread of around 8 inches. Growth rate is slow. Size depends on pot size, light, and care.

Is Common Milkweed good for beginners?

Yes! With a difficulty rating of 2/5, Common Milkweed is very forgiving and suitable for beginners. It tolerates imperfect conditions and bounces back from mistakes.