Partners
Agristar
Our main production base: Dongguan Agristar Biotechnology Co. Ltd. Shilong, Dongguan, Guangdong, CHINA
PlantHaven
Siere is licensed for production and sales of Hosta Liberty, Hosta Eclipse, Cimicifuga Hillside Black Beauty and more varieties in USA.
Tesselaar
Siere is licensed for production and sales of Canna Tropicanna series and Altroemeria Rock&Roll.
Cultivaris
Siere is licensed for production and sales of Digitalis Berry Canary ® and other new plants.
Plantip
Siere is licensed for production and sales of Hosta Blue Ivory ® and other new plants.
Plant Patent Agent
Siere is licensed for production and sales of Corydalis Blue Line ® and other new plants.
Kiwiflora
Siere is licensed for production and sales of Cordyline Dancing series (CanCan, ChaCha, Polka, Salsa and Jive) in USA.