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Zinnia

Family: Asteraceae


Zinnias grow well in hot climates. Varieties range from large-flowered types suitable for cutting to small-flowered types suitable for mass-planting.



News

Profusion Zinnia a space pioneer
Profusion Zinnia in space
Credit: Scott Kelly/NASA

A zinnia is the first ornamental plant to flower in space. This is part of the International Space Station's Vegetable Production System research. Although the primary aim is to produce fresh food on long missions, "space gardeners" have also reported how psychologically beneficial it is see and interact with live plants in this environment. News of the zinnia has been widely reported but with little mention of the variety. It was in fact a Profusion Orange. The Profusion series were developed by Sakata Ornamentals by hybridising Z. elegans and Z. angustifolia and have gained popularity around the world for heat, drought and disease resistance. Sources: ZINNIAS FROM SPACE! NASA Studies the Multiple Benefits of Gardening, Profusion Zinnias Become First Zinnias to Bloom in Space! (January, 2016)






Zinnia angustifolia  Zinnia angustifolia
Zinnia angustifolia


More Online Information


Zinnia Notes on history and naming. Parker County Master Gardener Association, Texas (PDF)
Zinnias Overview of the genus
Zinnia spp. Univ. Florida
Zinnia (group) Missouri Botanical Garden
Z is for Zinnia Univ. Florida (PDF)
Zinnias - Tried and True Color Hendry County Extension Service, Univ Florida
Zinnia elegans Missouri Botanical Garden
Zinnia elegans - Zinnia hybrids Cal's Plant of the Week, University of Oklahoma
Zinnia angustifolia Missouri Botanical Garden
Zinnia angustifolia 'Star Series' in "2003 Georgia Gold Medal Winners", University of Georgia (PDF)
Zesty zinnias (Z. augustifolia) Post at Typicalgardener's Blog, Malaysia
Effect of nitrogen and potassium levels on growth, flowering and chemical composition of zinnia and marigold Reproduction of a 1961 article, Proceedings of the Florida State Horticultural Society (PDF)

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