How do you grow French marigolds from seeds UK?
Sow the seed thinly into moist well-prepared soil and thin the seedlings to 10-20 cm apart, depending on variety size. Pot marigold (Calendula) is best grown from seed and sown where it is to flower. Sow the seed thinly in patches or rows, 1cm deep, and cover lightly. Thin seedlings to 10-15cm apart.
Are French marigolds easy to grow from seed?
French marigolds can be easily grown from seed or purchased as bedding plants. These plants require full sun and well-drained soil. They also thrive in pots, and a pot of marigolds here and there will add a splash of color to your landscape.
When should you start French marigolds indoors?
In order for your marigolds to be ready for planting outdoors in the spring, you will need to start growing marigolds from seed indoors about 50 to 60 days before the last frost date. Start with a tray or pot filled with damp soilless potting mix. Sprinkle the marigold seeds over the potting mix.
Are French marigolds perennial UK?
Common garden marigolds are annuals, but because they self-sow, sometimes they are mistakenly identified as perennials. Even in regions with mild winters free of frost, marigolds grow as annuals, with bloom development fading in fall.
Can you direct sow marigold seeds?
When to Plant Marigolds Sow seeds directly into the garden once the soil is warm in the spring. You can start seeds indoors, but they germinate so easily outside that there’s really no advantage. Marigolds sprout within a week in warm weather and plants typically produce blooms in about 8 weeks.
Do French marigolds grow back every year?
Marigolds are an attractive summer annual that adds a reliable burst of colour to your landscape from summer through fall. While the plants will wilt and die back in the fall, the flowers are easy to grow again from seed the following season.
What is the difference between marigolds and French marigolds?
The African marigolds (Tagetes erecta) have large, double, yellow-to-orange flowers from midsummer to frost. The French marigolds (Tagetes patula) are smaller, bushier plants with flowers up to 2 inches across. Flower colors are yellow, orange, and mahogany-red.
Do French marigolds repel mosquitoes?
Marigolds The marigold is one of the most well-known insect-repelling plants and with good reason — they have a scent that will keep pests like mosquitoes, nematodes like cabbage worms, and other pests away.