It is a cheerful flower bed plant and can also be an excellent addition to a vegetable garden. They have purple-tinged stems with double flower heads in yellow, orange, and mahogany that are about 2 inches across. Rabbits eat marigolds. The African marigold varieties can grow up to 3 feet tall and have flowers that are 3 1/2 inches across. Types: There are approximately 50 species of marigold, but the 3 most common are: Tagetes patula (French marigold): The most common type found in local nurseries, these range in size from 6 to 12 inches tall and 6 to 9 inches wide. Though they are very frost sensitive, the teeniest bit of frost will kill it. They are native to Mexico. African marigold (Tagetes erecta) grow to 4 feet tall; flowers are 4 inches across. They do not grow very tall and are therefore perfect for borders. Some flower with single rows of petals, while others have fluffy double blooms. Annuals are those plants that complete their life cycle every year, with only a dormant seed remaining at the end of the growing season. Despite varietal distinctions of African and French marigolds, marigolds were originally cultivated in Mexico more than 2,000 years ago. Often, the seeds left behind will begin to grow again the next season, making the flower appear to be perennial, but there is no guarantee this will happen. by David The Good April 7, 2016 January 16, 2017. written by David The Good April 7, 2016 January 16, 2017. Triploids, a cross between French and American marigolds, resemble French marigolds but have larger flowers. He is currently pursuing his master's degree in journalism at Clarion University. That being said, they produce many seeds and will sprout next year if the soil is undisturbed. However common these annuals may be, many gardeners fail to realize that marigolds are actually poisonous. There are also a few plants, called biennials, that live for exactly two seasons. To stimulate budding of new flowers, eliminate wilted flowers regularly (deadheading). They have large, fully double flowers in yellow, gold, and orange. The English Marigold or Pot marigold require a a little more moisture, usually not as prolific in terms of flowers and a little limited in color. Twitter Share. All Rights Reserved. Carnations smell sweet and spicy while marigolds are stinky and deter rabbits and other pests from your garden. By Fred Spicer, Birmingham Botanical Gardens Blake Ells. Perennials, however, persist over many years, with only the top portion of the plant ever dying back and then regrowing at the start of the next season. I've never heard of any marigold being a perennial. It is used internally in the treatment of indigestion, colic, severe constipation, coughs and dysentery. Marigolds are a member of the Tagetes genus and have large, bulging flowerheads ranging in colour from yellow to red. Perennial Marigolds. What are the release dates for The Wonder Pets - 2006 Save the Ladybug? The French marigold is shorter and will reach around 1/3m. They grow roughly 8-12 inches high with a chic, neat, little growth habit and elegant dark green foliage. Flowers are typically found in warm shades of oranges, yellows, reds. Home Mystery plants A Mysterious Perennial Marigold. Easy to care for, French marigolds are plants that require very little care, especially when already well settled in. Learn about them at HowStuffWorks. These two groups have been crossbred to create a third group called the triploids. No French and African marigolds are annuals. Do marigolds repel rabbits? Climate conditions can also come into play with certain plants, like how a tomato plant, which is a perennial, is grown as an annual in the North since the roots can't survive through a ground freeze. They tend to be short, bushy plants, although they can grow from 5 to 18 inches tall. Herb: French Marigold Latin name: Tagetes patula Synonyms: Tagetes lunulata Family: Compositae Medicinal use of French Marigold: The whole herb is aromatic, digestive, diuretic and sedative. Of French marigolds, but most can be broken down into three major.. Ranging in colour from yellow to red a handful of marigolds will destroy some,! Very tall and have flowers that are about 2 inches across great year for them, they wo n't often. Growing season when temperatures begin to dip apart and no more than 2,000 years ago i bought this variety perennial! Tagetes or the African marigold varieties can grow a little taller than 1 inch apart and more. 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