Cosmos Rubenza showcases a truly unique and elegant color transformation that unfolds throughout the season. Deep cranberry petals gracefully fade to antique rose with subtle hints of amber, creating a sophisticated multi-tonal effect that evolves as blooms mature. This Fleuroselect Novelty 2008 winner delivers garden artistry that captivates and inspires. Growing to a medium height of 36-48 inches, Cosmos Rubenza strikes the perfect balance between presence and proportion in garden beds, borders, and cutting gardens. The generous 2.5-3.5 inch blooms command attention while remaining graceful and refined. These flowers are exceptional for fresh arrangements, bringing their distinctive color palette indoors to brighten your home. Remarkably productive and early-flowering, Rubenza rewards you with continuous blooms throughout the season. Simply deadhead or cut flowers regularly to encourage extended flowering that lasts until frost. This prolific blooming habit ensures weeks of reliable color from a single planting, maximizing your investment in these exceptional seeds. With a dependable 70% or better germination rate, Cosmos Rubenza establishes quickly and performs consistently. Hardy and adaptable, these plants thrive in diverse growing conditions, requiring minimal fuss while delivering maximum visual impact and satisfaction. Each packet contains 50 non-GMO heirloom seeds packaged in sustainable, environmentally responsible materials that are reusable and recyclable. Choose Cosmos Rubenza to cultivate award-winning elegance, enjoy extended seasonal color, and embrace eco-conscious gardening practices that honor both your garden and the environment.

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David’s Garden Seeds is a Veteran owned business that has been offering quality seeds since 2009.

David's Garden Seeds® is a member of the GO TEXAN agriculture program.

We cannot possibly put all the directions you need for growing cosmos flowers in your area on the seed package. We recommend that you read articles or check with other gardeners in your area.

This is an heirloom seed, meaning it has been passed down from generation to generation for at least 75 years. As a rule, heirloom seeds taste better and will grow the same year after year.

These are also open pollinated meaning they will reproduce themselves. While all heirlooms are open pollinated not all open pollinated seeds are heirlooms.

Freshly Packed: These seeds are packed for the current growing season and will provide high germination rates next year as well.