Poncirus trifoliata (Flying Dragon)
The cold anchor of the whole library and the parent of most hardy rootstocks. Deciduous, ferociously thorny, and inedible fresh; listed as a scion for completeness and for the rare grower who wants the hardiest possible citrus relation as an ornamental or marmalade source.
Across the consideration criteria
How it grows
- Cold hardiness
- -10°F
- Ripening
- Early-season
- Vigor
- Variable (Papeda-Derived = Vigorous + Thorny)
- Disease tolerance
- Moderate
- Drainage need
- Well
- Soil pH
- 6–7.5
- Graft requirement
- Graft Required
- US availability
- Available
Considerations
Canopy killed at about -10°F.
Needs low heat to colour and sweeten.
Early-season fruit (Sep-Oct).
variable (papeda-derived = vigorous + thorny)
Prefers a pH band of 6–7.5.
These are intrinsic to the citrus. On a real property, Folia scores each against your site; here they're shown on their own.
Grows alike
similar to growSudachi
ripens in the same window · wants the same heat to ripen
Ichang papeda
ripens in the same window · wants the same heat to ripen
Thomasville citrangequat
ripens in the same window · wants the same heat to ripen
Yuzu
ripens in the same window · wants the same heat to ripen
Ichang lemon
ripens in the same window · wants the same heat to ripen
Morton citrange
ripens in the same window · wants the same heat to ripen
Climate-adapted alternatives
more resilient picksIchang papeda
similar heat requirement · ripens in a similar season
Thomasville citrangequat
similar heat requirement · ripens in a similar season
Yuzu
similar heat requirement · ripens in a similar season
Ichang lemon
similar heat requirement · ripens in a similar season
Morton citrange
similar heat requirement · ripens in a similar season
Citradia
similar heat requirement
Could Poncirus trifoliata (Flying Dragon) grow on your land?
See how Poncirus trifoliata (Flying Dragon) scores against your specific property, with local precedent, climate, and the tradeoffs for your ground.
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