Blight Threatens Sikkim Cardamom Crop!  As India celebrated its 66th Republic Day this year, chief guest U.S. President Barack Obama watched a display showcasing the rich culture of various Indian states pass by on the Rajpath, New Delhi's ceremonial boulevard. A beautiful tableau from Sikkim state was covered with rich foliage, showing the tradition of large cardamom cultivation -- one of the most expensive spices in the world.