Cumin needs a growing season of 3 to 4 months. Once the white-pink flowers finish blooming, the plant forms brown seeds, harvested in autumn by hand.
For best results, one must sow fennel seeds directly in the soil. A sunny environment and moderately fertile soil are ideal for the plant's growth.
Fenugreek requires compost-amended and well-drained soil. The plants are about two feet tall, and seedpods are harvested in early autumn by hand.
Mustard is a cool-season crop, ideally grown in moist soil. Mustard seeds are ready for harvest when seed pods have dried and turned pale brown.
Ginger can be grown using ginger rhizomes sown in rich, loamy, and well-drained soil. The plants grow around four feet tall, and many roots appear above the ground.
Turmeric takes around seven to ten months from planting to harvesting. It is grown from rhizomes, planted by cutting into two or three buds on each section.
Black pepper needs rich soil, amended with compost or cow dung. The seeds are sown lightly 0.25 inches below the surface and about 3 inches apart.