While oval-shaped Nagami kumquat fruit is less than an inch in diameter and a little over an inch long, a calamondin fruit (a hybrid between a kumquat and a mandarin orange) is a 1-to-2-inch globe.

We found a book, Fruit Trees in Small Spaces by Colby Eierman that’s all about fruit trees and how to grow them, care for them and—the most important part—how to reap the rewards.

Small Batch is one of the few businesses in the region taking a chance on jellying the fruit, despite seeing little interest. “It’s not a popular seller at all,” Lugones said.

While oval-shaped Nagami kumquat fruit is less than an inch in diameter and a little over an inch long, a calamondin fruit (a hybrid between a kumquat and a mandarin orange) is a 1-to-2-inch globe.