poncirus การใช้

The easiest thing is to get kumquats from nurseries, which propagate them by grafting onto kumquat or poncirus seedlings.
A . My guess is that your shrub is the trifoliate orange, which is sometimes called the hardy orange ( Poncirus trifoliata ).
The citrange is itself a hybrid of orange and poncirus, an inedible citrus relative that grows as far north as New York City.
Whether the species should be considered to belong to its own genus, " Poncirus " or included in the genus " Citrus " is debated.