The size of the plants vary from a demure 6-inch (Signet Marigolds) to a sizable 2 or 3 feet tall (African Marigolds). Katherine Gohmann is a Professional Gardener in Texas. Monitor your garden for slugs, and if you see them use an organic slug control method. They can either be started indoors from seed (4-6 weeks before the last frost) or directed seeded outdoors after danger of frost has passed. Her home and lifestyle articles have been seen on Coldwell Banker and Gardening Know How. African Marigolds (Tagetes erecta) Check the potting mix each day to make sure the marigolds have the right amount of moisture. Try to avoid using a garden hose to water your plants. Vegetable gardening is a great hobby and a perfect … Sow marigolds in late spring, or set them out as bedding plants. ", "This article told me everything I needed to know, even things I didn't know I needed to know! Thanks for the help! Thin to 8 inches (20 cm) apart in all directions for dwarf varieties; allow 12 inches (30 cm) between very tall varieties. To grow marigolds, start by filling a divided seed planter with potting mix and planting one seed in each section. pictures to go along with the instructions is really helpful. You also want to make sure that your marigolds are in full, direct sun for most of the day. They enhance the growth of each one. Growing to be only 12-14” tall, this mixture is great for the border of meadows, a small space garden or containers. They will bloom from mid-summer all the way until frost. These plants have pinnate leaves. You can plant marigold seeds directly in the garden, but gardeners who want to get a jump on the season will start them indoors before the last frost in the spring. Do I plant marigolds in bunches or separately? Thank you! There’s quite a number of different Marigold plant species, but the most popular varieties include: The delicate Tagetes tenuifolia, also known as the signet marigold thrive in signets and rock gardens. By using our site, you agree to our. How to grow marigolds in a pot. Spanish tarragon marigold or Tagetes lucida is an anise-flavored marigold that blooms in fall. Putting stale beer in a shallow lid and setting it in the soil at ground level is a classic strategy. Propagating & Growing Marigolds. Plant them near windows for the best enjoyment. Recycled materials are fine, as long as each plant has enough room to grow. They will adjust to their new homes easier if they are younger. However, do not to bury the seeds too deep or they won't sprout -- an 1/8 to 1/4 an inch is the maximum depth. Most of them are annual plants. Water gently and keep moist through germination period. You can always spot my home by the wall of marigolds I’ve got growing in the front yard. I need to know what to do to protect them. This article was co-authored by Katie Gohmann. We use cookies to make wikiHow great. Make each cut within 1/4 inch of a leaf or leaf bud. I'll move on to something else tomorrow. Why did my marigolds’s leaves change to red color? Marigolds are equally suitable for containers, as they are in the garden, and are even grown as a long-lasting cut flower, with a clean, crisp scent. French marigolds stand 6 to 12 inches tall and spread about 6 to 9 inches wide. Flowerheads are single and are usually 1 inch in size. Plant French marigolds in well-drained soil in full sun. If strong odors bother you, ask at the garden store about varieties that have weaker scents. Thanks to all authors for creating a page that has been read 231,391 times. Single marigolds are also known as signet marigolds. Katherine Gohmann is a Professional Gardener in Texas. This article was co-authored by Katie Gohmann. Marigolds thrive on a 20-10-20 (20% nitrogen, 10% phosphorus, and 20% potassium) fertilizer. Problems and Solutions to Growing Marigolds. Marigolds For Vegetable Gardens. It can grow up to 12 inches tall. Marigolds have few problems because, as we have talked about, they’re good at repelling pests. However, if the weather gets too hot, marigolds won't bloom, and you can't do much about that. This article has been viewed 231,391 times. Can Hen and Chicks Plants Be Kept Inside? I've had great results. Crowded marigolds tend to grow taller rather than bushier, making for a weak and leggy plant. Love it! ", "Very helpful site. They are globe-shaped and can be either red, orange, or yellow. Can I get soil ready and scatter the seeds and put soil on top? Marigolds have a very strong herbal scent. However, there are a few perennial marigolds that you can plant. Marigolds are very easy to grow and are available in a variety of colors, including white, yellow, orange, red, and mixed colors. I'm using individual indoor planters right now. Certain species of marigold can grow up to 2 m tall. To keep marigolds compact, pinch off new, unwanted growth. African marigolds may also … 3", sit atop sturdy plants. In climates with long, hot summers, make a second planting in summer for great autumn color. Along with these origins, marigolds are often seen in gardens due to their remarkable properties. I just make sure the top soil is loose and that there aren't any lumps to hinder the growth of the sapling. To harvest marigold seeds, pinch off spent blossoms from the plant. Day length sensitive and wo n't bloom, and can not seed themselves blooms in fall ones! Seed pots into a bright topper for salads, pasta and vegetables a divided seed planter with potting,! Are perfect garden companions for basil, broccoli, cabbage, cucumbers, kale, potatoes,,. Bushier, making for a weak solution to fertilize growing marigold seedlings this case, 84 of. 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