Smooth-Seed Milkweed
Asclepias perennis
Family: Apocynaceae
Smooth-Seed Milkweed (Asclepias perennis) is a upright plant from the Apocynaceae family. Non-toxic to pets. Easy care.
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 11 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 55–80°F (13–27°C). Avoid cold drafts, heating vents, and sudden temperature changes.
Size & Growth
Mature size: approximately 41 inches tall × 33 inches wide. Growth rate is moderate. 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
- ✓Humidity: medium
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
Smooth-Seed Milkweed is non-toxic and safe for households with cats and dogs. Verified against the ASPCA Toxic and Non-Toxic Plant Database.
Frequently Asked Questions
Is Smooth-Seed Milkweed safe for cats and dogs?▼
Yes! Smooth-Seed 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 Smooth-Seed Milkweed?▼
Water approximately every 11 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 Smooth-Seed Milkweed need?▼
Smooth-Seed 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 Smooth-Seed Milkweed get?▼
Indoors, Smooth-Seed Milkweed typically reaches about 41 inches (104 cm) tall with a spread of around 33 inches. Growth rate is moderate. Size depends on pot size, light, and care.
Is Smooth-Seed Milkweed good for beginners?▼
Yes! With a difficulty rating of 2/5, Smooth-Seed Milkweed is very forgiving and suitable for beginners. It tolerates imperfect conditions and bounces back from mistakes.
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