Place green tea bag and ginger in a 1-cup measuring cup, then top with boiling water. Steep tea for 2 minutes, then remove the tea bag from the water. Steep ginger for 3 minutes longer, then remove the ginger. Let ginger green tea cool before using.
Place cooled tea, spinach, mint, pineapple, pear, salt and crushed ice in a blender, and blend until smooth. Season to taste with honey and lemon juice. Enjoy immediately.