Citrus paradisi
Grapefruit Tree
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Grapefruit Tree (Citrus paradisi) - Description
The grapefruit (Citrus×paradisi) is a subtropical citrus tree known for its sour to semi-sweet fruit, an 18th-century hybrid first bred in Barbados. When found, it was named the "forbidden fruit"; and it has also been misidentified with the pomelo or shaddock (C. maxima), one of the parents of this hybrid, the other being sweet orange (C.
Grapefruit Tree (Citrus paradisi) - Blooming
Produces fragrant white flowers followed by ovoid, yellow, or orange fruit. Fruits may take around 1 year to mature. Bloom times vary among species.
Grapefruit Tree (Citrus paradisi) - Growth
Evergreen trees and shrubs. There are many different varieties of citrus, such as, grapefruits, lemons, limes, limequats, mandarin oranges (tangerines), oranges, etc.; however, they all need heat and need to be hardy plants in order to prosper. Citrus can be grown in places where the temperature does not fall below 20°F. Otherwise, grow Citrus in a cool greenhouse with a minimum temperature of 35°F (2°C). During the day, set temperatures between 41-50°F (5-10°C), and at night, keep the temperature at 36°F (2°C).
Grapefruit Tree (Citrus paradisi) - Planting
Sow seeds in spring. Can also propagate by rooting semi-ripe cuttings in summer. Semi-ripe cuttings are cuttings taken from semi-mature wood.
Grapefruit Tree (Citrus paradisi) - Pest
Citrus is susceptible to aphids, mites, scale insects, and mealybugs.
Grapefruit Tree (Citrus paradisi) - Interesting facts
Legend has it that ancient Grecians assumed certain foods had special qualities. One such legend suggests that oranges and other Citrus warmed the body, and therefore should be eaten in the morning to get the body moving. It is because of this belief that orange juice, grapefruits and other Citrus are such popular breakfast foods/drinks.
Grapefruit Tree (Citrus paradisi) - Soil and irrigation
Citrus trees require moist soil, but the soil needs to have fast drainage. Newly planted trees should be watered twice a week while established trees should be watered every other week.Often times Citrus fruits will start dropping as a result of high heat and low humidity. This is sometimes unavoidable, but is exacerbated by very dry soil. If you have extensive fruit drop (especially in summer), be sure that the soil is moist.
