Fennel Ginger 3 Black pepper 2 Cinnamon 2 Fenugreek 2 Turmeric 2 Ajowan 1 Allspice 1 Amomum subulatum 1 Anise 1 Bacterial diseases 1 Balm 1 Betelvine 1 Biological control of insects 1 Capsicum 1 Cardamoms 1 Cardomom 1 Chemical composition 1 Chemical structure 1 Chillies 1 Cinnamomum 1 Cinnamomum verum 1 Citronella 1 Cloves 1 Coffee 1 Coriander 1 Coriandrum sativum 1 Crop Produce 1 Cumin 1 Cuminum cyminum 1