Cyanotype is an old photographic process, invented in the mid-19th century.
It involves painting a surface (in this case paper) with a photosensitive solution that turns blue under the action of the sun. Any object placed on it during exposure to UV rays leaves a white imprint. The surface is rinsed with water to remove the excess product and stop the process, revealing a unique result. No camera is used to produce these images, which are called photograms.
It’s a fun way to immortalise plants.
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/fern-cyanotype-01.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/ginkgo-biloba-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/hydrangea-mimosa-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/herbs-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/clover-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/fern-cyanotype-03.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/ivy-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/nettles-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/mimosa-cyanotype.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/woodland-manta-ray.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/fern-cyanotype-02.webp)
![](https://www.rozenn-photo.com/wp-content/uploads/2024/05/lime-cyanotype.webp)