Фотография: American Hedgehog Nursery
Фотография: Sylvain Burgaud
Источники:
https://www.ahhnursery.com/index.php?route=product/product&path=25_69_67&product_id=60
https://www.flickr.com/photos/14732695@N06/43922781080/
Продажа семян:
http://atomic-plant.de/start%20eng.html
https://www.ahhnursery.com/index.php?route=product/product&path=25_69_67&product_id=60