What drives citronella oil prices in China's natural fragrance market?

What drives citronella oil prices in China's natural fragrance market?
Citronella oil is one of the highest-volume plant essential oils globally, alongside turpentine, mint, citrus, and eucalyptus oils. In China, aromatic plant resources span 62 families and over 500 species, with citronella cultivation concentrated in Yunnan, Guangxi, Guizhou, and Hubei. The oil serves dual roles: as a direct fragrance ingredient and as a key feedstock for synthesizing other aroma chemicals, such as hydroxycitronellal. Supply is inherently constrained by seasonal harvests, regional climate variability, and extraction yields. Traditional steam distillation remains common, but newer supercritical CO2 extraction improves efficiency and output, potentially easing supply bottlenecks. However, natural-origin products face stricter regulatory definitions in China and the EU than in the US, which can limit market scope and support premium pricing for compliant grades.