What lemongrass highlights are and what they tell you. Lemongrass with hibiscus flower regulates blood pressure and purifies the blood. Lemongrass with honey clears phlegm and calms coughs. Lemongrass with chamomile calms and helps you sleep deeply. Lemongrass with sweet anise expels trapped gas and soothes cramps. Lemongrass with ginger regulates blood sugar and improves circulation. Save this recipe so you always have it on hand.