This bergamot-oil soaked Ceylon green tea results in a lively and sprightly Earl Grey. Caffeine Level: Medium Country of Origin: Sri Lanka. Ingredients: Green tea,oil of Bergamot, rose petals, and natural flavouring. Steeping Suggestions: Use one teaspoon of (3g) of tea per 6oz cup of water. Steep at 72-80°C (160-176°F) for 1-3 minutes per infusion.