Mickey and Vicky Popat launched PlantOGram, an American-made fruit tree gifting company, in 2007 after developing a "love" for gardening in their backyard.

"I feel like a collector in a lot of ways," says artist aliana mt. For years, they've been marking the city's trees on a map.

A 15th-century manuscript shows trees bearing (clockwise from top left ... the 100-pound yellowish-green jackfruit. “The fruit we eat now is a result of people experimenting extensively ...