Good deals on Celestial Seasonings Tea at Amazon.  Save an additional 15% by entering promo code CELEST33 during checkout.  Shipping is free on orders over $25.  Some items are eligible for a special subscription to save an additional 15% by receiving the products at a regular interval and shipping is free with no minimum.  Note that the subscription can also be cancelled easily at any time with no obligation.  Some examples are listed with prices shown reflecting the 15% discount.  Here is a screenshot for your reference.

• Herb Tea, Country Peach Passion, Tea Bags, 20-Count Boxes (6-Pack) for $13.97
• Herb Tea, True Blueberry, Tea Bags, 20-Count Boxes (6-Pack) for $13.97
• Black Tea, Morning Thunder, Tea Bags, 20-Count Boxes (6-Pack) for $13.97
• Ice Cool Brew Iced Tea, Peach, Tea Bags, 40-Count (6-Pack) for $16.97