Medusa Allium

Allium 'Medusa'

Nature Hills Nursery

Whimsical Medusa Allium Blooms Dance on Long Stems Like Dr. Seuss Flowers
Cold Hardy: Thrives in Zones 4-8
Grows 1-2 ft Tall and Wide
Sweetly Fragrant Flowers
Top Pick for Mass Planting in Butterfly Gardens

$16⁹⁹

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Plant Size

Quart Container #1 Container

Product variants

Planting & Care

Where to Plant

Sunlight: Aim for at least six hours of direct sun to ensure the stems stay upright and sturdy. While Medusa Allium can tolerate partial shade, too much shade often results in fewer blooms and foliage that loses its signature twist.
Soil: These plants require excellent drainage to keep the bulbs healthy during the dormant season. If you are dealing with heavy clay, mix in some finished compost or fine gravel to create a more porous environment that prevents water from pooling.

Watering Requirements

During the first growing season, water twice a week to help the roots settle into their new home. Established plants are very drought tolerant and typically only need supplemental water during extreme heat waves. If the soil stays too dry for long periods, you might notice the leaf tips turning brown or the flower heads staying smaller than usual.

Pruning Tips

You do not need to prune for health, but you can deadhead the faded flowers if you prefer a cleaner look. Think of it like a seasonal haircut where you wait until the foliage turns completely brown in late autumn or early spring to cut the stems back to the ground. This timing allows the plant to pull all its energy back into the bulb for next year's growth.

Fertilizer Needs

Spread a handful of balanced, granular fertilizer around the base of the plant in early spring just as the green tips poke through the soil. Avoid high nitrogen fertilizers in the late summer because they can trigger a flush of tender new growth that will get zapped by the first frost. A single spring feeding is generally enough to power the plant through its mid-summer flowering stage.

Delivery and Shipping

Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50	$9.99
$50 - $99.99	$14.99
$100 - $149.99	$16.99
$150 - $198.99	$24.99
$199+	FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Understanding Our Container Sizes

At Nature Hills, our plants are sold in industry-standard nursery containers. You will notice we use the word "container" rather than "gallon." Container numbers follow a nursery trade size standard, not liquid volume. The number tells you the plant's size category and general maturity level. A larger container means a more established plant with a stronger root system.

Container Sizes

Quart

Plant age: 6 months to 1 year
Best for: Ground covers, perennials, ornamental grasses
What to expect: Our smallest and most affordable size. Well-suited for planting in multiples across a large area. Allow 1 to 2 seasons for full establishment.

#1 Container

Plant age: 1 to 2 years
Best for: Shrubs, perennials, smaller trees
What to expect: About the size of a large coffee can. A well-developed root system in a manageable size. Good value choice when you have time to let the plant grow into the space over a season or two.

#2 Container

Plant age: 2 to 3 years
Best for: Shrubs and trees where you want faster establishment
What to expect: A noticeable step up from a #1 in both plant size and root development. Good choice when you want visible presence without going to a larger size.

#3 Container

Plant age: 3 to 4 years
Best for: Most plants, most situations — flowering trees, shade trees, evergreen shrubs
What to expect: Our most popular size. Strong, developed root system. Plants in a #3 container make an immediate visual impact from day one. If you want a head start rather than waiting seasons for a plant to fill in, this is typically the right choice.

#5 Container and Larger

Plant age: 4 to 5+ years
Best for: Specimen plants, privacy screens, maximum instant impact
What to expect: Large, mature plants ready to make an immediate statement in your landscape. We also carry #7 and larger sizes for select varieties.

Why "Container" and Not "Gallon"?

Nursery container sizes follow an industry trade standard established for the nursery and horticulture industry. The number is a size designation, not a measurement of liquid volume. Actual soil volume varies by plant type, root mass, and growing medium. Using "container" is the accurate industry term. When you see #1, #2, or #3, think of it as the plant's size tier, not a gallon measurement.

Root Pouch Containers

Some Nature Hills plants arrive in a Root Pouch, a breathable fabric container made from 100% recycled materials. Root Pouches encourage denser root development through air pruning, which discourages root circling and promotes a stronger, more fibrous root ball at the time of planting.

Plants growing in Root Pouch fabric containers, showing the breathable woven fabric construction

There are two types. Knowing which one you have changes how you plant:

Degradable (brown or tan fabric): Plant the entire pouch directly in the ground. The fabric breaks down naturally in the soil over time.
Non-degradable (black or gray fabric): Remove the pouch before planting. Cut the bottom open with scissors, then peel the sides away. The fibrous root ball will hold its shape.

Not sure which type you have? Check the tag on your plant or contact us and we will confirm.

Full Root Pouch planting guide

Choosing the Right Size

Size	Plant Age	Best For
Quart	6 mo to 1 yr	Ground covers, perennials, grasses. Budget-friendly for mass plantings.
#1 Container	1 to 2 yrs	Shrubs, perennials, small trees. Value choice for patient gardeners.
#2 Container	2 to 3 yrs	Shrubs and trees where you want faster establishment.
#3 Container	3 to 4 yrs	Most plants. Immediate visual impact. Our most popular size.
#5 and larger	4+ yrs	Specimen plants, privacy screens, maximum instant impact.

Still not sure which size is right for your project? Our plant specialists are happy to help. Contact us and we will point you in the right direction.

Plant specifications
Plant Characteristics	Cold hardy, Low Maintenance, Compact/Dwarf, Flowering, Deer-resistant, Heat Tolerant, Drought resistant, Attracts pollinators, Attracts Butterflies, Container Friendly, Non-invasive, Fragrant, Evergreen
Hardiness Zone	4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Sunlight	Full sun, Partial shade
Height	1-2 ft
Width	1-2 ft
Watering Needs	Moderate
Preferred Soil	Loamy, Peaty, Sandy
Growth Rate	Moderate
Growth Habit	Upright
Plant Life Cycle	Perennial
Blooms In	Summer, Fall
Flower Color	Purple
Foliage Color	Green
Fragrant	Yes
Pet Safety	Toxic to pets
Suitable Space	Indoors, Outdoors
Botanical Name	Allium 'Medusa'
Species	hybrid
Cultivar	Medusa
Class	Asparagales
Does Not Ship To	AK, HI, ID, MT, OR, PR

Eye-Catching Architectural Form Medusa Allium

"Dr. Seuss" Flowers Held on Long, Sturdy Stems
Sinuous Flower Buds Nod in the Wind
Butterflies and Pollinators Love the Purple Pom-Poms
Modern Cut Flower Arrangements
Narrow, Gray-Green Foliage Twists at the End
Long-Lasting Blooms
Dynamic Choice for Small Space Gardens
Cute Accent in Outdoor Containers
Popular Clump-Forming Perennial
Versatile Garden Favorite
Comes Back Year After Year
Can Be Divided Over Time to Expand Your Planting
Easy Care and Perfect for Beginners
Cold Hardy
Deer and Rabbits Tend to Leave it Alone

Add a little "Lorax" to your landscape with these petite flowering Ornamental Onions. In one easy step, you'll gain an architectural design element...and support the nectar needs of critical pollinators at the same time.

Fanciful Medusa Allium (Allium 'Medusa' PP# 28701) captures the imagination of all who view it. Place it where you and your guests can study its unique charms.

Low growing, gray-green foliage grows up and out in an erect clump. Count on it as a fine-textured fill plant, with interesting twisted ends.

Medusa becomes the star of the show starting in summer through early fall. Be fascinated by the cobra-like hooded flower buds growing on long, tall stalks that rise above the mounded foliage.

They'll soon burst open into jewel-toned amethyst globes two-inches wide. Allium blooms catch the breezes, bending and swaying in a hypnotic dance.

Grow them in the ground. Keep them in a streamlined modern container. Give them a sun-soaked spot, or let them brighten a space in partial shade.

Wherever, or however, you use them...Medusa brings a whimsical, yet sophisticated accent for your late season border. Showy Alliums grab attention for weeks on end!

Keep your camera ready. You'll be amazed how many different types of butterflies visit their glorious globe-shaped blooms.

If you love flower arrangements, grow plenty of them to have enough for cutting material. Combine with other late-season blooms, or go minimalist with a bold single-species arrangement.

The clear purple tones work with so many other plants. Give them an evergreen backdrop, or add to a cheery hodge-podge in a Cottage Garden.

You will be thrilled with their high impact. You'll also really like their waterwise, exceptionally low-maintenance performance.

These make the perfect, light-hearted gift plant for foodies and fashionistas, as well. Plant them up in sleek little containers as a fabulous presentation.

These red-hot Ornamental Onions will sell quickly. Please place your order for Medusa Allium today!

How to Use Medusa Allium in the Landscape

These clump-forming plants can edge a garden bed from spring through fall. Use them at the forefront of your plantings as cool-toned, striking foliage plants.

They'll dazzle you in their season of bloom. Partner them with contrasting yellow Coreopsis, Daylily and Black-Eyed Susan.

Run a serpentine row of them down the length of any planting. Go modern with a narrow raised bed, enlivened with Flaming Carpet Sedum spilling over the side in front of Medusa Allium.

They make outstanding additions to outdoor containers. As their flower stalks emerge, pop them into prominence on your balcony or deck.

Keep them in lightweight resin pots to lift them here and there for seasonal shape and color. Fill in your bare spots, the easy way, with Medusa Allium.

Many people across the country are growing their own vegetables and fruiting plants in Edible Gardens. Use pots of these nearby to draw pollinators to boost the yields of your "second season".

As you might imagine, kids adore Allium. Tickle their fancy with a cute little row of them by their play structure.

#ProPlantTips for Care

Allium needs at least four hours of sunshine a day. Give them well-drained soil, or plant in containers if your soil stays soggy.

Supply them with a moderate amount of water on a regular basis to establish your new Medusa Allium. Once they become established in your yard, they will tolerate drought conditions.

Start each year fresh by trimming them back in late winter. Every few years, you can divide the clump using a sharp spade. Replant to expand the row, or gift a few to your jealous neighbor!

Enjoy the fun side of gardening. Add Medusa Allium this season!

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Frequently Asked Questions

Is Medusa Allium deer resistant and will rabbits eat it?

Medusa Allium is deer resistant and rabbits typically avoid it as well. Like most ornamental onions, its natural compounds make it unpalatable to these common garden pests. Plant it confidently in areas where deer and rabbit browsing is a concern.

How fast does Medusa Allium grow and when will I see blooms?

Medusa Allium establishes quickly and typically blooms in its first summer, producing striking 2-inch purple globes from summer through early fall. This clump-forming perennial expands over time and can be divided to create more plants. Plant in spring for best results - available at naturehills.com.

Can Medusa Allium be shipped to my state and what's the best planting time?

Medusa Allium ships to most states as a hardy perennial that tolerates cold winters well. Plant in spring after the last frost for summer through early fall blooms, or plant in fall for next year's flowering. Choose a sunny to partially shaded spot with well-draining soil for best results.

Should I fertilize Medusa Allium and how often?

Medusa Allium thrives with minimal fertilization since it's naturally easy care and perfect for beginners. Apply a balanced fertilizer once in early spring when new growth emerges. Avoid over-fertilizing as this can reduce flowering and make the plant less drought tolerant.

Does Medusa Allium spread or multiply on its own?

Q: Does Medusa Allium spread or multiply on its own? Medusa Allium is a clump-forming perennial that gradually expands but doesn't aggressively spread. It can be divided over time to create new plantings and expand your collection. For reliable Medusa Allium plants, shop at Nature Hills.

Medusa Allium

Allium 'Medusa'