How to Sow Tagetes:

1. Sow indoors 6-8 weeks before last frost at a temperature of 70-75°
2. Expect germination in 5-7 days.
3. Start the African Marigolds indoors 2-3 weeks earlier than the French as they take longer to initiate flowering.
4. Alternatively, sow seeds outdoors after all danger of frost has past.

How do you grow Tagetes from seed?

Sow under cold glass in a cold greenhouse or coldframe from mid March to the end of April. Or sow seeds directly outdoors 2 weeks before the last frost in April to the end of May. Stick the seed vertically into the compost. Germination usually takes 5 to 14 days.

Are Tagetes easy to grow from seed?

Tagetes marigolds can be grown from seed, bought as seedlings (plug plants) to grow on, or as garden-ready plants. Plant them in beds or pots after all risk of frost has passed, in good soil in a sunny spot. ... Calendula can be sown direct where plants are to flower and need very little attention.

Should I soak marigold seeds before planting?

Flowers. Large seeds such as sunflowers and nasturtiums benefit from soaking in warm water overnight. ... Smaller seeds such as zinnia and marigolds can be soaked as well.

How long do Tagetes take to germinate?

Typically, marigolds will take three to four days to germinate, but may take a few days longer if the location is cooler. Once the marigold seedlings appear, remove the plastic wrap and move the tray to a location where the seedlings will get at least five hours or more of light each day.

★ How to Grow Marigolds from Seed (A Complete Step by Step Guide)

38 related questions found

What month do you plant marigold seeds?

Sow from March to May and they will flower from summer to autumn.

Can you start marigold seeds indoors?

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. The exception is African marigolds, which are best bought as young plants or started indoors about 4 to 6 weeks before your last frost date.

How long does it take for marigold seeds to sprout?

Plant your marigolds in the spring, after the last frost. If you choose to start from seed indoors, you can begin the process about 2 months before the last expected frost. Seeds will germinate anywhere from 4 to 14 days in warm soil that has an average temperature of 70°F – 75°F.

Why wont my marigold seeds germinate?

Marigold seeds do not require light to germinate. If your marigold seeds are on top of the soil, then they aren't covered, and they should be covered with a fraction of an inch (maybe 1/4 inch) of potting medium (or soil, if direct planted outdoors).

How do you start marigold seeds?

Sow marigold seed directly in the ground and cover with a thin layer of soil (about 1/8 inch deep). Water thoroughly. Thin to 8-18 inches apart after seedlings have sprouted. Marigolds can also be started early indoors under grow lights for transplanting outdoors about six to eight weeks before the last frost date.

How big should marigold seedlings be before transplanting?

Seedlings can be transplanted when 2 inches tall. When transplanting marigolds purchased at a nursery, dig and loosen the soil about 6 inches down, with the final planting hole just slightly larger than the rootball.

How do you grow Cinnabar Tagetes?

Sow onto moist compost in containers in spring at 20°c. Lightly cover seeds with a thin layer of fine grit. Prick out into small pots. Plant out when large enough to handle.

Should you pinch out Tagetes?

Caring for Marigolds (Tagetes Plant)

They are both hungry and thirsty plants so fertilize and water frequently. Pinch back tall marigold varieties when young to encourage bushiness and give them a support. ... Marigolds are annuals so if you require more plants then they should be propagated form seed.

Which direction do you plant marigold seeds?

Its a seed. When the seed falls out of the seed capsule, no end is weighter than the other. Sprinkle - I think the seed will sort it out. Marigolds pretty much self-sow in my experience, which means the seeds fall on the ground horizontally and manage to germinate anyway.

When can marigold seedlings go outside?

Most gardeners set out plants in spring. However, gardeners can also sow marigold seeds directly outdoors. Plant marigold seedlings outdoors after the danger of frost is past. It's usually safe to begin planting marigolds in late April in southern Iowa and mid-May in northern portions of the state.

How often should I water marigold seeds?

They also attract butterflies and hummingbirds into the garden. Marigolds grow best if watered deeply at least once a week.

How can you tell if a marigold seed is good?

Collecting Seeds from Marigold Flowers

The first thing you need to do is wait for the flowers to fade and dry. Choose a flower head that is very withered and dried out. It should be mostly brown, with just a little bit of green left at the base. This green means it's less likely to have started rotting.

How do you know if seeds are germinating?

Take the seeds and place them in a container of water. Let the seeds sit for 15 minutes. If the seeds sink, they are still viable; if they float, discard, because they probably will not sprout.

Should I germinate seeds before planting?

Pre sprouting seeds germinates seeds before planting. This saves time, eliminates thinning, and conserves space. One of the most frustrating things about starting vegetables from seed is waiting for them to emerge from the soil.

Is it too late to plant marigold seeds?

You can plant marigold seeds directly outdoors in the spring after the danger of frost has passed for your area or start seeds indoors up to about eight weeks before the last frost. ... Marigolds usually bloom 45 to 50 days after sowing and continue to bloom until frost.

Do marigolds need full sun?

When & Where to Plant Marigolds

Light: Full sun, to partial shade. Soil: Marigolds prefer fertile soil, preferably loose and loamy with adequate drainage, yet can also tolerate dry conditions. ... Planting: Start seeds indoors, 4- 6 weeks before frost-free date.

What do marigolds seeds look like?

Marigold seeds are long, slender, and pointed. They are dark on one end and light on the other. Take each bloom, and pull the seeds away from the base. Then, discard the base.

What to do with marigolds at the end of the season?

Annual marigolds are frost-tender, and they'll die in late fall after temperatures drop below freezing. Cut back the marigolds to the ground with clean shears, or simply pull them up roots and all, after they die back completely. Remove the trimmings from the bed so they don't harbor pests over winter.

Do marigolds come back the next year?

The popular types of marigolds for garden planting are all annuals, sprouting, flowering – and dying in the same year. But they may come back the following year thanks to self-seeding.