Like all fruits full of seeds, it symbolizes fertility and may be referred to the ideas and projects that we will have to develop.
Dream dictionary: sowing seeds in dresm dream meanings
…If a poor person sees himself pressing grapes to make wine in a dream, it means that he will prosper. If one sees everyone pressing grapes to make wine, or pressing olives for their eating oil in a dream when the economic conditions are down in one’s homeland, it means economic recovery. If a scholar or a student on the path, or a prisoner sees that, it means that they will escape from a potential danger. If a lender sees that, it means that he will recover his money from people. If a student on the path sees that, it means that he will succeed in his quest for knowledge. If a bachelor sees that, it means that he will get married and have many children. Making wine in a dream means good luck with one’s acquaintances, or earning unlawful and tainted money. (Also see Extracting oils from seeds)…
(Fragrance | Seeds used in perfumes and in making sweets | Prunus Mahaleb, bot.) In a dream, a mahaleb tree represents blessed and sweet earn- ings. Seeing a mahaleb tree or a branch of it in a dream also may mean begetting a son.
…In a dream, musk represents a private charity, pregnancy, a profitable business, a valuable property, a farm, fruit trees, olive trees, or advanced knowledge. When associated with a deceased person, musk in a dream may mean that he is in paradise. If musk is burned as incense in a dream, it means innovation, loss of money and respect, putting things in the wrong place, or serving a strong person for a fee. In a dream, musk also represents one’s beloved, his servant, his son or a beautiful woman. If a thief sees himself carrying musk in a dream, it means that he will cease robbing people, for a sweet fragrance points to its carrier and exposes what he hides. Musk in a dream also means money, gold, comfort, glad tidings, good news, or innocence. The same inter- pretation is given to carnation, clove, nutmeg and other dark seeds, all…
To see mustard in a dream means success, wealth and happiness. See someone else eating mustard means jealousy or envy. To dream that you are eating mustard seeds denotes that you will regret an action.
…To dream about a barn full of seeds and food announces future prosperity for the dreamer or, at least, it indicates that he/she is working hard to get it. If you dream that the barn is empty, dirty or neglected, then this dream indicates the opposite; i.e. that you’ll suffer hardships….
Usually seeds are the symbols of new ideas and chances the dreamer has.