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PlantSnap
Plant Care
Mexican marigold
(Tagetes erecta)
Also Known As
Mexican marigold, African marigold, Aztec marigold, American marigold, French marigold
About This Plant
Tagetes erecta is an annual plant species with a bushy, upright habit, and typically grows to a height of 1-4 feet (30-120 cm). The plant produces large, showy, double flowers that come in shades of yellow, orange, and red. The leaves are dark green and fern-like. It is commonly known as African marigold.
Plant Care Instructions
Outdoor Size Range
Height: 1-4 feet (30-120 cm), Spread: 1-2 feet (30-60 cm)
Light Requirements
Tagetes erecta requires full sun to grow and bloom properly. It needs at least 6 hours of direct sunlight per day.
Humidity Needs
Tagetes erecta is not particularly sensitive to humidity levels and can tolerate a wide range of conditions.
Fertilizing Schedule
Fertilize African marigolds once a month with a balanced fertilizer. Avoid over-fertilizing as this can cause the plant to produce more foliage than flowers.
Pruning Guidelines
Pinch back the tips of the plant when it is young to encourage bushier growth. Deadhead spent flowers to promote continued blooming.
Common Pests and Diseases
African marigolds are generally resistant to pests and diseases. However, they can be susceptible to spider mites, aphids, and whiteflies.
Indoor Size Range
Not recommended for indoor growing
Watering Schedule
African marigolds prefer well-draining soil and should be watered regularly but not excessively. Allow the soil to dry out slightly between watering.
Temperature Range
This plant species prefers warm temperatures and cannot tolerate frost. The ideal temperature range for growth is between 60-85°F (15-29°C).
Growing Season
African marigolds are typically grown as annuals and can be planted in the spring after the last frost. They will bloom throughout the summer and into the fall.
Growing Difficulty Level
Tagetes erecta is a relatively easy plant species to grow, making it a popular choice for gardeners of all skill levels.
USDA Hardiness Zones
Tagetes erecta is not frost-tolerant and is typically grown as an annual. It is hardy in USDA zones 9-11.
Did You Know?
In Mexico, the flowers of Tagetes erecta are used in the celebration of Dia de los Muertos (Day of the Dead) to decorate altars and gravesites.
