Spinach (Spinacia oleracea): nutrients, traditional uses, oxalate and warfarin precautions, and how it differs from New Zealand spinach.

Sea buckthorn (Hippophae rhamnoides): discover the traditional uses, phytochemicals, recipes, interactions and safety precautions of this Eurasian shrub.

Grains of paradise (Aframomum melegueta): traditional uses, active compounds, preparation, pregnancy precautions and how it differs from Brazilian malagueta.

Saffron (Crocus sativus): traditional uses, phytochemistry, recipes, safety limits and how to tell saffron apart from turmeric and meadow saffron.

Early-purple orchid (Orchis mascula): traditional uses of salep, key compounds, safety precautions and why wild-harvested tubers should be avoided.