Give your garden a makeover and save money at the same time with a special Thompson and Morgan offer of 10% off. Try pairing them with plants that have … One of the best known of all garden flowers: the common marigold. African marigolds (aka American marigolds) grow to 3 feet high. Their large flowerheads can reach up to 5 inches across, are densely double and pompon-like. African Marigolds require nutrient rich, well-drained soil to grow properly. African marigolds planted in fall out-bloom any chrysanthemum we’ve ever tried. How to grow. Though they grow in almost any soil, marigolds do … Also grown as annuals, they are much more tolerant of hot, dry conditions and their blooms can be up to 15 cms(6 inches) in diameter. The seed was transported to other countries by plant explorers. French marigolds excel year-round while the large-flowered African types are best for spring. Due to the large globe type flowers, this plant produces fewer flowers at one any one time than the French type. Marigolds are extremely hardy, and are not particular about soil and do not need fertilizer of any kind to put on bloom. Plant details. Marigolds grow best if watered deeply at least once a week. African Marigold from bud until bloom. Before planting marigolds, decide which type you want to grow. Colors are red, gold and yellow. Sowing Marigold Seeds, and Soil. How to Grow Tagetes Plants Guide to Growing African Marigold, French Marigold, and Mexican Marigold. Marigolds can be sown straight in the ground where they are going to flower, so make sure the soil you sow is weed free by using a trowel to remove the weeds. They are easy to grow, reach higher heights than French marigolds, and contain some of the largest blooms in the entire marigold family. The African marigold has upright stems and can grow to a height of 2 to 3 feet tall. Harvesting. French marigolds bush out to 6 to 12 inches high, with 2 inch flowers. African marigolds (Tagetes erecta) grow up to 3 feet tall with blooms up to 5 inches across. Their height ranges from 6-inch miniatures to 4-foot bushes. They give gardens a nice, bright, cheerful touch. Their flowers are typically 2 to 3 inches across. The dwarf varieties are more popular. Marigolds have few problems with pests or diseases. African marigolds Tagetes erecta come in two basic varieties: “large-flowered” and “tall.” Large-flowered African marigolds are fairly short, at between 12-14” tall, but as the name suggests have very large blossoms (up to 3.5” inches in diameter). Marigolds will grow in a wide range of soil types and conditions. Don't rush to pull up plants that stop blooming but look healthy, because they will probably come back into bloom. Marigold seeds can be sowed directly into the soil once the threat of frost has passed and the soil is warm. Marigolds are most commonly thought to be the little orange and yellow flowers everybody grows because everybody can grow them. Signet marigolds (T. tenuifolia) often flower in just 60 days, depending on the variety. African marigolds have large flower heads (up to 5 inches across) on plants that grow from 10 to … They have low germination, which can make them a bit challenging to grow, but with proper care can be the most rewarding, as they have a … If your marigolds do develop powdery mildew, a few treatments with neem oil should eliminate the problem. across (5-10 cm) in shades of yellow, orange and white. The tall ones happened to grow well in Africa, and the short types grew well in France. African marigold plants can grow up to 3 feet tall and have yellow to orange-colored flowers that can grow over 5 inches in diameter. Plant height ranges from 6 to 18 inches. They are hardy or half hardy annuals and reach heights of 15 to 90 cm depending upon species. This variety will grow to reach about eighteen inches in height and sheds water from its flowerheads more easily than other African marigolds. French Marigolds (Tagetes patula): French marigolds are small, bushy plants with flowers up to 2 inches across. African marigolds actually come from sunny Mexico despite their name and (as you would expect) these half hardy annuals enjoy warm, bright conditions. Triploid Marigolds – A hybrid between French and African marigolds, triploid marigolds also have large, sturdy blooms. They are also great as a companion plant for tomatoes as they are a natural insect repellant. Cut back on your watering. With over 50 species of marigold available, three dominate the bedding flower market: The tallest are African marigolds (T. erecta) which grow in shades of creamy white, yellow and orange, reaching, with a wide spreading habit. Their tolerance for less-than-perfect soil conditions, their ability to thrive in all but the coldest and harshest of climates, and their naturally forgiving nature when it comes to care (or lack thereof) makes them a favorite of gardeners throughout the world. Marigolds Are Easy To Grow. The marigold will grow one to two feet tall, and needs full sun. The first reason that marigolds are such a popular choice is that they are so easy to grow. Blooming from early summer until frost, the showy blossoms are borne atop the foliage of pinnate leaves divided into lanceolate leaflets. There are three main types – French marigolds (Tagetes patula), the larger African marigolds (Tagetes erecta) plus triploids – crosses between French and African marigolds – and the single flowered signet marigolds (Tagetes tenuifolia) with simple, daisy-like flowers. Tagetes come into bloom from summer through to the first frost of winter. In fact, marigolds bloom better and more often in poorer soil. Flowers may be single or double, yellow, orange, mahogany-red or bicolored. Rake the soil to a fine tilth (a fine, crumbly texture) and make some drills 12mm deep. The brightly colored flowers can be single or double. _____ The History Of Marigold Flowers. Antigua is a must in any discussion of this flower. A variety of leaf spots strike African marigolds, but the French marigolds are usually immune. Flower colours include yellow, gold, orange and bronze, as well as pastel shades. Choosing Seedlings The rows should be spaced about 30cm apart. If you can’t find this information on your seed packet, French marigolds (Tagetes patula) will generally bloom in 50-60 days, while Mexican marigolds (T. erecta) need 70-100 days. Noted for its large blossoms, Tagetes erecta (African Marigold) is a bushy annual boasting huge double flowers, up to 2-4 in. Members of the Tagetes genus are commonly grown garden plants. Neutral: On Oct 28, 2001, poppysue from Westbrook, ME (Zone 5a) wrote: The African marigolds are the tallest of all the marigold species. Tall and dwarf strains are available. Both flowers and foliage are aromatic when crushed or brushed. The most commonly grown marigolds are African (also called American or Aztec) and French types. These aromatic plants brighten the garden with their cheerful shades of yellow, orange and maroon. French marigold is native to Guatemala and Mexico. Vanilla Marigold Seeds, available on True Leaf Market. Tall marigolds (Tagetes erecta) grow anywhere from 15 inches to 4 feet tall with blooms that can reach up to 5 inches across. All they really demand is plenty of sunlight. Too rich a diet stimulates lush foliage growth at the expense of flowers. Tagetes erecta (African marigold): These are the tallest variety of marigolds and range in height from 1 to 4 feet, and have a 1 to 2 foot spread. 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