Judean date palm 2005, before knowing the gender of the palm tree, Dr. Solowey was hoping that it would turn out to be female, for which there was a 50% chance, because that would have allowed it to give fruit; on the contrary, "if it's a male, it will just be a curiosity." Methuselah flowered in March 2011 and is male. As of 2012, there were tentative plans to crossbreed the palm with what was considered its closest extant relative, the Hayani date from Egypt, to generate fruit by 2022. By 2015 Methuselah had produced pollen that has been used successfully to pollinate
Orange (fruit) trees were found to be the most cultivated fruit tree in the world. Orange trees are widely grown in tropical and subtropical climates for their sweet fruit. The fruit of the orange tree can be eaten fresh, or processed for its juice or fragrant peel. , sweet oranges accounted for approximately 70% of citrus production. In 2014, 70.9 million tonnes of oranges were grown worldwide, with Brazil producing 24% of the world total followed by China and India. All citrus trees belong to the single genus "Citrus" and remain almost entirely interfertile. This includes grapefruits, lemons, limes, oranges, and various