The Prophet (ﷺ) said, "Whoever pollinates date palms and then sells them, the fruits will belong to him unless the buyer stipulates that the fruits should belong to him (and the seller agrees).
Sahih al-Bukhari Book 34, Hadith 152
← Previous Hadith Allah's Messenger (ﷺ) forbade Al-Muzabana, i.e. to sell ungathered dates of one's garden for measured dried dates or fresh ungathered grapes for measured dried grapes; or standing crops for measured quantity of foodstuff. He forbade all such bargains.

Sahih al-Bukhari Book 34, Hadith 151 Next Hadith → Allah's Messenger (ﷺ) forbade Muhaqala, Mukhadara, Mulamasa, Munabadha and Muzabana. (See glossary and previous Hadiths for the meanings of these terms.)

Sahih al-Bukhari Book 34, Hadith 153