Cosmos Rubenza has an unique and elegant color.

As blooms mature, petals fade from a deep cranberry to an antique rose with hints of amber.

Cosmos Rubenza produces medium-height plants are very productive, flowering early and continuing to bloom for several weeks if cut or deadheaded.

2 and 1/2 to 3 and 1/2 inch blooms. Fleuroselect Novelty 2008.

Grows to an average height of about 36 to 48  inches.

Blooms in about 90 days. Germination rate about 70% or better.

Our Non-GMO seeds are sustainable. Our packaging is environmentally friendly, climate friendly, reusable, and recyclable.

Order today!

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.