This research investigates the status of green innovation within the supply chain context, emphasizing the roles of organizational support, competitive pressure, and relative advantage. A total of 286 valid samples collected from employees within the supply chain of the manufacturing industry in China were analyzed. Findings reveal significant impacts of organizational support, competitive pressure, and relative advantage on green supply chain innovation adoption, with nuances observed based on organizational characteristics and regional differences. Competitive pressure is a key driver for small organizations to adopt green supply chain innovations, whereas the relative advantage significantly influences larger organizations' adoption intentions. Organizations in different regions exhibit different adoption intentions of green supply chain innovations. Practical implications for managers in different contexts are discussed, emphasizing the importance of tailored strategies to leverage strengths and mitigate challenges in fostering sustainable and innovative supply chains.