![A close up of Dahlia Jack Frost](http://library.floretflowers.com/cdn/shop/products/Floret-library-dahlia-jack-frost-1_768x.jpg?v=1675355378)
Dahlia ‘Jack Frost’
Description
This beautiful white novelty has medium-size flowers that are a glowing pure white with wavy, fluted petals. Charming flowers look just like cactus-shaped zinnias.
Details
Bloom size: 4 in
Site: full sun
Days to maturity: 80 to 100 days
Plant spacing: 12 to 18 in
Pinch: when 12 in tall
Harvesting/Vase Life
Details
Description
This beautiful white novelty has medium-size flowers that are a glowing pure white with wavy, fluted petals. Charming flowers look just like cactus-shaped zinnias.
Details
Bloom size: 4 in
Site: full sun
Days to maturity: 80 to 100 days
Plant spacing: 12 to 18 in
Pinch: when 12 in tall
Harvesting/Vase Life
Sources
How to Grow
![](http://library.floretflowers.com/cdn/shop/files/Floret-seed-saving-mini-course-opt-in-1440x1080_library_lead_magnet_1000x.png?v=1717772622)
Seed-Saving Mini Course
Learn how to save seed from zinnia, dahlia, and celosia
In our upcoming free, three-part video series, you’ll learn everything you need to know to save seeds on a home scale, including how plants are pollinated and isolation techniques to ensure varieties come back true, how to tell when plants are ready to pick and how to harvest the seeds, and how to properly dry, clean, and store seeds long term.