Plant Calculator
Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Asclepias syriaca you will need.
*Correct and successful spacing is complex and depends on project conditions.
Asclepias syriaca
Common Milkweed
- Naturalizing perennial
- Attractive seed pods
- Food source for Monarch butterflies
- Fragrant flowers

- Category: Perennials
- Breeder: Proven Selections
- Hardiness Zone: 4-9
- Height: 32-40 in
- Spread: 12-15 in
- Bloom Color: Deer & Rabbit Resistant
Item | Size | Avail | Your Price | Qty |
---|---|---|---|---|
5422 | 1G | 9 | $19.99 |
Attracts Wildlife
• | Attracts Butterflies |
Critter Resistance
• | Deer Resistant |
Foliage Color
• | Green |
Habit
• | Upright |
Season of Interest (Foliage)
• | Summer Bloomer |
Growing & Maintenance Tips for Asclepias syriaca
To care for Asclepias syriaca (common milkweed), ensure it is planted in well-drained soil and receives full sunlight. Water the plant moderately, allowing the soil to dry out between watering, and avoid over-fertilization to promote healthy growth and flowering.