There are a bunch of great options that you may consider, also available for booking through TourismBharat.com:

1. Summit Bougainvillea Tea Resort Kurseong

2. Summit Sherpa Mountain Hotel & Spa

3. Anutri Hotels & Resorts

4. Taj Chia Kutir Resort & Spa, Darjeeling

5. Tumsong Tea Retreat

6. Poobong Tea Resort Ghoom

Hope it helps! Happy travelling!