Citrus × microcarpa Bunge

Calamondin (Citrus microcarpa) is a shrub up to 5 meters tall of the Rutaceae family, native to China and widely distributed to Indonesia, the Philippines, and as far as Florida, with the Philippines as the largest producer today. Its high potassium and vitamin C content makes this small fruit a favorite ingredient for cooking, baking, and refreshing drinks. Traditionally, calamondin is also believed to lower cholesterol and relieve cough.

Grows well in lowlands on loamy to sandy loam soil, soil pH 5.5–6.5, well-drained and aerated. Favors partially shaded locations, rainfall of 1,500-2,000 mm/year, humidity of 70-80%.

• Roots taproot.
• Stem heavily branched, thorny.
• Leaves simple, oval, tapering at the base and tip. Upper surface dark green, glossy, underside pale green, aromatic.
• Fruit round, skinned, small, smooth surface, green turning orange when ripe, with oil pores.
• Flowers white, compound, with 5 petals, pistil and stamens in one flower.

• Propagated generatively (by seed) and vegetatively (by air layering, top grafting).
• Before sowing, seeds are air-dried in a location without direct sunlight for 2-3 days until the mucilage disappears.

Flavonoids, carotenoids, limonin, diosmin, dehydroascorbic acid, ascorbic acid, synephrine, sesquiterpenes-heycaryol, quercetin, steroids, polyphenols, alkaloids.

Lowers cholesterol levels; aids weight loss and reduces abdominal fat; supports skin health; relieves cough, fever, headache; reduces hair dandruff; boosts the body's immune system; helps prevent cancer.

Information not yet available.

Jeruk sambal (West Kalimantan), Jeruk kalamansi, Jeruk cui.