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Milkweed & Butterfly Weed - Top Picks For Pollinator Gardens!

milkweed vs butterfly weed at nature hills

Charlotte Weidner |

Milkweed and Butterfly Weed plants are pollinator magnets, beloved by Monarch butterflies, bees, and hummingbirds. These hardy perennials bring bright summer color, fragrant blooms, and critical wildlife support to gardens across North America.

Gardeners searching for Milkweed plants for sale at Nature Hills will find dazzling options! From bold orange flowers to swamp-loving selections, to unique cultivars of the hardy natives.

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Named for the milky sap that exudes from the stems and leaves, Milkweeds' showy clusters of nectar-rich blooms, drought-tolerant roots, and a native plant pedigree make them essential for sustainable landscapes!

Butterfly Weed vs Milkweed

Butterfly Weed (Asclepias tuberosa) and Milkweed (Asclepias spp.) are close cousins, but they stand apart in a few key ways.

Butterfly Weed is best known for its colorful orange, red, yellow, and or white blooms, drought-tolerant nature, and lack of milky sap, which makes it tidier and less messy than Common Milkweed (Asclepias syriaca).

Milkweed varieties, on the other hand, often have pink, white, or purple flowers, taller growth, and that signature latex-like sap.

Both are critical host plants for Monarch butterflies, but Butterfly Weed tends to fit better in formal and more xeric garden beds, while Milkweed thrives in wilder, meadow-style plantings. Swamp Milkweeds resemble a cross between both types and tend to thrive in areas with higher moisture access.

Landscaping Uses

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  • Pollinator Gardens - Adding Butterfly Weed or Milkweed plants to your garden not only beautifies beds and borders but also provides Monarch caterpillars with vital host foliage. This makes them one of the most important perennials for butterfly gardens, pollinator pathways, and eco-friendly yards. Plus, they are a nectar source for native bees, hummingbirds, and beneficial insects.

  • Wildflower Meadows - Mix with Black-Eyed Susan's, Purple Coneflower, and native grasses for a natural prairie garden effect.

  • Borders & Beds - Bright orange, pink, and yellow blooms stand out in sunny perennial borders.

  • Rain Gardens - Swamp Milkweed thrives in damp soil, making it ideal for rain gardens or pond edges.

  • Cut Flower Gardens - Long-lasting blooms of Cinderella and Soulmate add color to fresh bouquets.

  • Container Gardens - Compact cultivars like Whorled Milkweed and Hello Yellow Butterfly Weed adapt to large pots and patio container gardening displays.

Care & Maintenance

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  • Sunlight - Full sun is best, though some varieties tolerate light shade.

  • Soil - Well-drained, xeric soil for Butterfly Weed; consistently moist soil for Swamp Milkweed.

  • Watering - Drought-tolerant once established, but young plants need regular moisture.

  • Pruning - Deadhead spent blooms to encourage rebloom and prevent excessive self-seeding.

  • Winter Prep - Leave stems standing until spring to provide winter shelter for pollinators.

  • Wildlife Support - Expect Monarch caterpillars to eat foliage - that's the purpose!

Types of Milkweed & Butterfly Weed at Nature Hills

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  • Common Milkweed (Asclepias syriaca) - Upright with fragrant pinkish-purple flower clusters, highly attractive to Monarchs.

  • Swamp Milkweed Flower (Asclepias incarnata) - Perfect for moist soils, fragrant blooms in summer.

  • Milkmaid Swamp Milkweed - White blooms, compact habit, excellent for rain gardens.

  • Soulmate Swamp Milkweed - Romantic, rosy-pink flowers with a vanilla scent.

  • Cinderella Butterfly Weed - Tall, elegant stems topped with soft pink blossoms.

  • Incarnata Pink Milkweed - Classic pink flowers, great for naturalized settings.

  • Green Beauty Milkweed - Unique green-flushed blooms, striking in wildflower gardens.

  • Hello Yellow Butterfly Weed - Bright lemon-yellow flowers that pop in the summer sun.

  • Butterfly Weed Plant (Asclepias tuberosa) - Classic fiery orange flowers, drought-tolerant.

  • Whorled Milkweed (Asclepias verticillata) - Narrow, fine-textured foliage with clusters of white blooms.

  • Common Milkweed (native selections) - Hardy pollinator plants with ecological importance.

A Pollinator's Paradise

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Planting Milkweed and Butterfly Weed means rolling out the welcome mat for Monarchs, bees, and hummingbirds. These hardy perennials provide vivid color, wildlife value, and adaptability in both moist and dry conditions.

With so many unique selections available at Nature Hills, you can mix and match for a long-blooming, pollinator-friendly paradise! Bring the buzz and flutter to your backyard - Monarchs and more are waiting!

Happy Planting!

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Compare Plants

Browse the features and specs side-by-side to find the best fit for your garden.

A table comparing the facets of 3 products
Facet
Swamp Milkweed Flower (Asclepias incarnata), a perennial featuring pink, white flowers and perennial.
Swamp Milkweed Flower
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Detailed view of the bright orange flower clusters and green foliage of an Asclepias tuberosa plant.
Butterfly Weed Plant
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Common Milkweed (Ascelpias syriaca), a perennial featuring purple, pink, white flowers and perennial.
Common Milkweed
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Rating
Rating--
(1)
Type
TypePerennialPerennialPerennial
By
ByAmerican BeautiesAmerican BeautiesAmerican Beauties
Flower Color
Flower Color
  • Pink
  • White
  • Orange
  • Purple
  • Pink
  • White
Growing Zone Range
Growing Zone Range
3-6
3-9
3-9
Mature Height
Mature Height
4-5 ft
1-2 ft
2-3 ft
Width
Width
2-3 ft
1-2 ft
1-2 ft
Price
Price
Regular price From $5484
Regular price From $2699
Regular price $3825

Frequently Asked Questions

What is the best soil type and drainage for growing Butterfly Weed?

Butterfly Weed thrives in well-draining, sandy or loamy soil and actually prefers poor to average soil conditions over rich, fertile ground. This drought-tolerant native performs best in zones 3-9 with excellent drainage, as it's susceptible to root rot in wet or clay soils. Avoid heavy amendments or fertilizers, which can cause weak, floppy growth. Plant in full sun locations where water drains away quickly, and consider adding coarse sand or gravel to heavy soils to improve drainage.

How much sun does Butterfly Weed need, and can it tolerate shade?

Butterfly Weed (Asclepias tuberosa) requires full sun, needing at least 6-8 hours of direct sunlight daily to produce its vibrant orange blooms and maintain compact growth. This drought-tolerant native will struggle in shade, becoming leggy with reduced flowering and weakened stems that may require staking. In partial shade conditions with less than 6 hours of sun, consider Swamp Milkweed instead, which tolerates more shade while still supporting Monarch butterflies. Plant Butterfly Weed in your sunniest garden spots for best performance and pollinator appeal.

How far apart should I plant Butterfly Weed, and what is the ideal spacing?

Space Butterfly Weed plants 12-18 inches apart to allow for their mature spread of 1-2 feet wide. These drought-tolerant perennials develop deep taproots and prefer not to be crowded, so adequate spacing prevents competition and promotes healthy air circulation. In mass plantings or naturalized areas, you can space them slightly closer at 12 inches for a fuller display. Plant in spring after the last frost in zones 3-9 for best establishment.

Does Butterfly Weed need supplemental watering, or is it drought-tolerant once established?

Butterfly Weed (Asclepias tuberosa) is extremely drought-tolerant once established, typically requiring no supplemental watering after the first growing season. Its deep taproot system allows it to access moisture during dry periods, making it ideal for xeric gardens and water-wise landscapes. Water newly planted specimens regularly for the first 6-8 weeks to establish roots, then reduce watering frequency as the plant matures. Once established, only water during extended drought periods of 3+ weeks without rainfall.

Why doesn't my Butterfly Weed transplant well, and how can I avoid moving it?

Butterfly Weed (Asclepias tuberosa) develops a deep taproot that makes transplanting extremely difficult and often fatal to the plant. This drought-tolerant perennial can send roots down 3-4 feet, which are easily damaged during moves. To avoid transplanting issues, choose your planting location carefully from the start, considering mature spacing of 12-18 inches apart. If you must move established plants, do so in early spring before new growth begins and dig as deep as possible to preserve the taproot system.

How do I propagate Butterfly Weed from seeds or root cuttings?

Butterfly Weed seeds require 30 days of cold stratification in the refrigerator before sowing in spring after the last frost. Plant seeds 1/4 inch deep in well-draining soil, as germination can take 2-4 weeks. Root cuttings work best in early spring when you can carefully divide the thick taproot with a sharp, clean knife. Take 3-4 inch sections with growing points and plant them in sandy, well-draining soil at the same depth they were originally growing.

Should I stratify Butterfly Weed seeds before planting, and how?

Yes, Butterfly Weed seeds benefit from cold stratification to improve germination rates. Place seeds in slightly moist sand or peat moss in a sealed plastic bag and refrigerate for 30-60 days at 32-40°F. This mimics winter conditions the seeds would naturally experience outdoors. After stratification, sow seeds indoors 6-8 weeks before your last frost date or direct sow in late fall for spring germination.

When should I plant Butterfly Weed seeds or starts for best germination?

Plant Butterfly Weed seeds in fall for natural cold stratification, or start them indoors 10-12 weeks before your last frost date after cold treating seeds in the refrigerator for 30 days. Direct sow seeds in spring after soil temperatures reach 65-70°F, typically 2-4 weeks after the last frost. Transplant starts in late spring when nighttime temperatures consistently stay above 50°F. Space plants 12-18 inches apart in well-draining soil and full sun for optimal establishment.

How do I control aphids on my Milkweed or Butterfly Weed plants?

Aphids commonly appear on Milkweed and Butterfly Weed plants in late spring through summer, but avoid using pesticides as these plants are critical habitat for Monarch caterpillars and other beneficial insects. Instead, spray aphids off with a strong stream of water in the morning, or hand-crush small colonies while wearing gloves to avoid the milky sap. Encourage natural predators like ladybugs and lacewings by planting diverse flowering plants nearby. Monitor plants weekly during peak growing season and remove heavily infested stems if necessary to prevent spread.

Do I need to cut back Milkweed or Butterfly Weed in fall or winter, and when?

You should leave Milkweed and Butterfly Weed standing through winter, as the seed pods provide food for birds and the hollow stems offer overwintering habitat for beneficial insects. Cut plants back to 4-6 inches above ground level in late winter or early spring (February-March in most zones) before new growth begins. This timing protects overwintering insects while allowing the plants to self-seed naturally. Wait until you see new shoots emerging from the base before making your cuts.

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