Proven Winners from Ed Sobkowich Greenhouses

Proven Winners®

Proven Winners® are top-performing plants, featuring robust health, disease-resistance, easy growth, and long-lasting colour.

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Proven Selections from Ed Sobkowich Greenhouses

Proven Selections

A collection of popular flowers, shrubs, and varieties with unique textures and colourful foliage.

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Product Avalability at Ed Sobkowich Greenhouses

Product Availability

Check our latest product availability.

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About Us

About Us

With 160,000 square feet of growing space, Sobkowich Greenhouses is a leading propagator in Eastern Canada, all year round.

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Proven Winners®

Proven Winners®

Sobkowich Greenhouses is one of 2 licensed propagators of Proven Winners® Annuals and Perennials, Proven Selections®, and Proven Harvest™

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Other Products

Other Products

Sobkowich Greenhouses also offers a variety of Spring Cuttings, Seedling Plugs, and Cyclamen Liners to meet your needs.

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Where to Buy

Where to Buy

Find out where you can buy plants grown by Sobkowich Greenhouses for gardeners who want high-quality plants grown in Southern Ontario.

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Licensed Proven Winners® Wholesale Greenhouse 

Since 1964, Ed Sobkowich Greenhouses Ltd. has provided high-quality plants to nurseries and garden centres in the Niagara Region and across Eastern Canada.

For over 20 years, our family-run greenhouse has been one of only two licensed Canadian propagators of the Proven Winners® family of products. Our cuttings come from elite stock sources so we can deliver the quality you deserve and have come to expect.

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From the Greenhouse

Read the latest news and updates from Ed Sobkowich Greenhouses.

July 2022 - New Horizon Sunset & Mini Vista Midnight

July 2022 - New Horizon Sunset & Mini Vista Midnight

A stunning combination of Osteospermum Bright Lights Horizon Sunset, Petunia Supertunia Mini Vista Midnight and new for next year Mini Vista Yellow. The Supertunia Midnight is striking against the eye of the Horizon Sunset Osteo. Rounding out this planter is Ipomoea Sweet Heart Lime which is a stunning contrast.

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July 2022 - New Osteo & Petunia for 2023

July 2022 - New Osteo & Petunia for 2023

A stunning combination of Osteospermum Bright Lights Horizon Sunset, Petunia Supertunia Mini Vista Midnight. The Supertunia Midnight is striking against the eye of the Horizon Sunset Osteo. Rounding out this planter is Ipomoea Sweet Heart Lime which is a stunning contrast.

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July 2022 - New for 2023!

July 2022 - New for 2023!

New for 2023! A must have - Proven Winners Superbells Prism Pink Lemonade. Buds emerge as a soft yellow and slowly fade to a bright pink bloom. Gorgeous ! A show stopping addition to your annual planting.

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Sobkowich Greenhouses Propogates Proven Winners® Plants

Featured Products By Sobkowich Greenhouses


Proven Winners® Lobularia™

Proven Winners® Lobularia™

$0.00

Qty.


Proven Winners® Osteospermum Bright Lights®

Proven Winners® Osteospermum Bright Lights®

$0.00

Qty.


Proven Winners® Verbena

Proven Winners® Verbena

$0.00

Qty.



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(905) 945-8870