Guettarda krugii (Frogwood)
Botanical name: Guettarda krugii
Common name: Frogwood
Family: Rubiaceae
Origin: Caribbean
USDA Zone: 9b-11
Plant form: Large bush
Mature height: 5-10 ft
Sun exposure: Full sun or bright light indoor
Cold tolerance: Frost sensitive. Protect from freezing.
Watering: Regular; moderate
Flower color: White and off-white
Suitable for: Outdoors in the suitable USDA zone; small gardens, containers, and indoor growing
Ethnomedical: Ethnomedical plant, traditionally used in folk or indigenous medicineThese plants prefer full sun to partial shade, and thrive in a wide range of soils. Guettarda krugii prefers regular water, but can survive on moderate water or even drought conditions. Although some frogs will become dormant during a drought, they will spring to life with new foliage when water is available again.
These plants burst into bloom with white, cream, or off-white flowers. Flowering can last from March to October and occurs in cylindrical or spiky clusters up to 3-4 inches long. The flowers are followed by small round fruits containing two or three seeds each.
Frogwood plants have long been recognized as an important ethnomedical plant. Extracts of frogwood have demonstrated antimicrobial, anti-inflammatory, and antioxidant activities, which have been used to treat various conditions.
Frogwood plants can be grown in pots, making them a great choice for those living in colder climates, USDA Zones 9-11. When growing Frogwood in a pot, make sure to choose one that is at least 10 inches in diameter. It is important to keep the soil evenly moist and to have proper drainage. Make sure to provide adequate support as they grow, to help them retain their shape, or use a tomato cage. Apply fertilizer once a month during the period of active growth in spring and summer. Move the pot to a sheltered spot for winter, as the plant is not winter-hardy.
Similar plants: Guettarda krugii (Frogwood)
