An annual flower, marigolds (Tagetes) are the spendthrifts among annuals, bringing a wealth of gold, copper, and brass into our summer and autumn gardens. Marigolds are a great companion flower to tomatoes, especially greenhouse-grown tomatoes, as their scent helps to deter whiteflies. Africanmarigold (Tagetes erecta) is the tallest of the annual garden marigolds, towering up to four feet, with large yellow, orange, or whitish flowers.HowtoGrow and Care for AfricanMarigold (Mexican Marigold). AfricanMarigold Care: Howto Plant AfricanMarigold Seeds and Master Growing Tips.Howto Plant AfricanMarigold Seeds. Planting Africanmarigolds from seed is simple and cost-effective, giving you access to more color choices and healthier plants. Here’s howto get started. HowtoGrowAfricanMarigolds. Africanmarigold plants propagate easily from seed started indoors four to six weeks before last frost date or sown directly in the garden after all danger of frost has passed. Africanmarigolds (Tagetes erecta), are vigorous plants that produce iconic four-inch flower heads. Learn howtogrow your own now on Gardener’s Path. Howto Propagate AfricanMarigold#. Because Africanmarigoldgrow so readily , propagation is rarely done , but you canpropagate from stem cuttingsif you care . you could also amass seeds at the end of the class to practice next give . Howto sow africanmarigold: Direct seed outdoors after last frost, thin. Sun requirement for africanmarigold: Plant in Full Sun. Nobody is growing this yet. You could be the first! Marigold flowers and plants. HowtogrowAfricanmarigolds. Howto harvest marigolds. Harvest the edible petals. Favorite varieties. Sources for seeds. Flowers to go with Africanmarigolds. They grow to 3-3 ½ ft. tall. . HowtoGrow Tagetes erecta. GrowingAfricanmarigolds is simple, making them ideal for beginners and large-scale growers alike. Choosing seeds or seedlings: Use fresh seeds or healthy nursery transplants. Africanmarigoldsgrow 1.5 to 2 feet tall and spread 1 to 1.5 feet wide, with green stems and green, fern-like foliage. The plant shows off large flowers that are 3 to 6 inches in diameter and come in various shades of orange and yellow. Discover howtogrowAfricanmarigolds for beautiful blooms and tall stems. These African-French Hybrid Marigolds require the same culture as their parent types. They bloom throughout the summer and fall and are good cut flowers. Because the strain is not fixed a few true AfricanMarigolds usually appear among the seedlings. HowtogrowAfricanmarigolds from seed? The seeds are sown inside in a seed tray four to six weeks from your last frost date. You need to plant your seed around a quarter of an inch deep in the tray that is filled with a moist, sterile seed starting mix.