Food available in Harappan cities:
- Wheat
- Barley
- Millets
- Lentils
- Peas
- Sesame
- Dates
- Fruits (such as melons, berries, and citrus fruits)
- Vegetables (such as onions, garlic, and cucumbers)

Groups providing these food items:
1. Agriculturalists: The main providers of food in Harappan cities were agriculturalists who cultivated crops like wheat, barley, millets, lentils, and peas. These crops were grown in fields surrounding the cities and along river banks.
2. Horticulturists: Another group that would have provided food items in Harappan cities were horticulturists who grew fruits like melons, berries, and citrus fruits, as well as vegetables like onions, garlic, and cucumbers. These items would have been grown in orchards and gardens within the city limits.
3. Traders: Traders played a crucial role in bringing items like sesame and dates to the cities from distant regions. They would have facilitated the exchange of goods between different regions, ensuring a variety of food items were available to the inhabitants of Harappan cities.
Overall, the availability of a diverse range of food items in Harappan cities was made possible through the combined efforts of agriculturalists, horticulturists, and traders. Their contributions helped sustain the urban populations and promote trade and exchange within the Indus Valley civilization.