Name: 'Serendipity' Ornamental Onion (Allium hybrid)
Brand: Proven Winners®
SKU: ALLPWP1007103-17
Rating: 4.93 (29 reviews)

Please Note: Our plants are beginning to go dormant. During dormancy, plants go inactive to conserve energy for the next growing season. You may notice yellowing leaves, spots and thinning foliage.

Please select Size and Ship Week to view correct pricing and availability.

You can only choose one Ship Week per order for all plants in order to check out.

🛒Preorder Savings: Spend $500, Save 5% • Spend $1000, Save 10%

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All Preorders ship during selected Ship Week. All Ships Now Annuals and Indoor Plants will ship same day on Mondays and Tuesdays by 12pm EST. All Ships Now Perennials, Shrubs, and Hardgoods will ship next day Monday-Friday by 2pm ET.

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PLEASE NOTE Due to State Laws This Product Cannot be Shipped to the Following States: ID, NV, WA

'Serendipity' Ornamental Onion (Allium) boasts globe-like, rosy-purple flowers mid to late summer that top attractive blue foliage. The upright habit works as a thriller in containers and the landscape. Alliums are charming plants for the rock or herb garden. When the foliage is bruised, it smells like onions since they are in the onion family. Butterflies and honeybees adore the flowers' sweet nectar but deer and rabbits steer clear of this perennial beauty.

15-20 inches tall and 10-15 inches wide at maturity
Hardy in zones 4-8, be sure to check your USDA zone to ensure success
Plant in part to full sun (4+ hours daily)
Space plants 10-15 inches apart for best results
Produces rosy, purple globe-like flowers throughout summer
Maintains upright blue-green foliage spring to frost
Great for borders, containers, cut flowers, mass plantings
Attracts bees and butterflies, Resists deer and rabbits
Heat tolerant, drought tolerant, fragrant flowers, fragrant foliage, fall interest

Care: Trim stems after it has finished flowering if desired. Fertilize with Proven Winners Continuous Release Plant Food in spring.

Shipping Info:

Enjoy free shipping on orders over $125
Size at shipping varies by the season and plant
- Quart perennials are 5-8 in. at the time of shipment
- 0.65 Gallon perennials are 6-14 in. at the time of shipment
- 1 Gallon perennials are 6-24 in. at the time of shipment
Perennials shipped Nov-Apr will arrive dormant; perennials shipped Apr-Oct will arrive green or in bloom

Please Note: 'Serendipity' Ornamental Onion Allium is restricted and cannot be shipped to the state(s) of ID, NV and WA.

Read our guide to get started with planning a garden