Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
Wheat in a dream is collected lawful money that comes with fatigue and hardship. An ear of wheat indicates a fertile year. Harvesting it indicates the approach of death or war.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
Wheat indicates gold. Whoever sees himself planting wheat is doing a righteous deed that pleases God. Eating cooked wheat indicates goodness will afflict him.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
Wheat is interpreted as wealth and sustenance. Eating it indicates righteousness in religion. Storing it indicates saving money for the family.