Kumquat
Citrus japonica
A small citrus eaten peel-and-all; the peel is sweet, the juice sour. Fortunella is the older genus name.

GROW → HARVEST → EAT → DRY → POWDER → CAPSULE → GUMMY — forms are not equivalent. Food first.
Identity
Also called: Fortunella
What it is
A small citrus eaten peel-and-all; the peel is sweet, the juice sour. Fortunella is the older genus name.
Edible portions
- whole fruit
Absence of a portion from this list means it is not treated as food here — not that every other part is toxic.
Growing
- Climate. 8–10
- Light. Full sun
- Soil. Drainage
- Planting. Shrubby. Good container citrus.
- Harvest. When fully colored and slightly yielding.
Preparation and culinary uses
- Out of hand, candied, marmalade
Nutrition and compounds
- Vitamins (qualitative, well-known associations). vitamin C — not milligram values.
AAA interpretation Food first. These associations explain why a plant shows up in a nutrient conversation — they are not a supplement shopping list.
Next steps
Sources
- USDA PLANTS Database — taxonomy and range (verify current entries)
- USDA FoodData Central — nutrient profiles for foods (verify current entries; this page does not invent milligrams)
- State cooperative extension growing guides — verify for your region
Honest incompleteness is preferred to fabricated completeness. If a section is missing, no record for it is attached here — not a claim that the plant lacks that characteristic, and not that it was omitted as a secret.
Internal quality class A. Strong page: distinctive plant facts plus practical growing or kitchen use.