Hardy Citrus

1/4 poncirus, 1/4 grapefruit, and 1/2 orange [( C. paradisi `Duncan' × C. trifoliata `Gotha Road') × C. sinensis `Succory']...

1/4 Poncirus, 1/4 orange, and 1/2 calamondin has no Poncirus bitterness hardy to 10°F [ 1 ] p. 22 Cross made by Dr. Swingle in 1909 in...

1/4 grapefruit, 1/4 tangerine, 1/4 Ichangensis , 1/8 Temple orange (sweet orange x mandarin), and 1/8 Poncirus  Small, and fairly seedy,...

1/2 Kumquat, 1/4 Poncirus, and 1/4 Orange Has minimal Poncirus bitterness can survive  5°F, -15°C   When the fruit in the second pictu...

Parents: 1/8 Poncirus, 1/8 Orange, 1/4 Pummelo, and 1/2 Satsuma (mandarin). Breeder: Dr. Brown Flavor:  Good, but there is little informat...

1-1 There were no thorns until the latest growth spurt 1-2  The most vigorous?  March 26 thorns are same size as 1-1, widest pet...

Pentfoliate leaf on probable tetraploid Swingle plant This plant was out all winter on the ground under a protected Owari  Satsuma....