Annual Flower · 18 varieties

African marigold

Tagetes erecta

Asteraceae — the same plant family as head lettuce, leaf lettuce, common sunflower, purple coneflower and 12 more here. Relatives share pests and diseases, which is why rotation plans group by family.

African marigold (Tagetes erecta) is an annual flower. It wants full sun and pH 6–7 soil, with about 1 in of water weekly. It matures in about 70–90 days from sowing, or 45–60 days from setting out a transplant. Watch for spider mites and powdery mildew. Below: its full sourced profile from 4 extension sources, plus a planting calendar timed to your frost dates.

Sun Full sun
Water Moderate
Matures 45–60 days — from transplantest from transplant
Mature size 1–4 ft
Spacing 12–18 in
Soil pH 6–7
Frost Tender
When to plant african marigoldtypical · zone 6b
Your zone
…or your ZIP, for your real frost dates

Germinating
Seedlings
Growing
Flowering

Typical dates for zone 6b — set your zone or ZIP for yours. This calendar assumes the crop is started indoors. Timing is a guide from the crop's sourced growth stages; confirm with your local frost dates and extension before you sow.

Growing african marigoldevery fact says where it came from

What we will not put a number on

We do not give a feeding rate for this crop, and that is deliberate rather than a gap. The figures published by extension services are pounds of nitrogen per acre for a production field — they do not convert safely to a raised bed or a pot without knowing your soil test and your fertilizer's analysis, and guessing errs toward burning roots. It is also why every chart you find online disagrees with the next one.

We give watering as a depth per week rather than gallons per plant, because that is how it is actually measured and how the published figures are written. A gallons-per-plant number depends on your spacing, your soil and whether the plant is in a pot — so it would look more precise than it is.

Site & soil

Sun
Full sun
Soil pH
6–7
Soil texture
Loam, Well drained
Frost tolerance
Tender

No published figure for the temperature frost starts to hurt it and the temperature that would kill it. We looked — where a number is missing here it is missing from the research, not skipped. The crop’s frost and heat tolerance above still applies.

The plant

Mature height
1–4 ft
Mature spread
1–2 ft
Growth rate
Moderateest
Spacing in row
12–18 in
Between rows
12–18 in
Planting depth
0.25 in
Container size
1–3 gal — low end is the minimum, high end is betterest
Support
Self-supporting
Grown from
Direct sow, Transplant

There is no line here for which parts are eaten, because we have no figure to put there. We went looking and wrote down what we read — it is missing on purpose, not because nobody checked.

Water & feeding

Water needs
Moderate
Water per week
1 in/wkest
Critical water
Establishmentest
Feeding
Low

Timing & fruiting

Days to maturity
70–90 days from seed · 45–60 days from transplantest
Harvest cues
First flowers

Planted again for autumn

Set plants out by
early Sep typical · zone 6b

45 days to maturity from setting a plant out — that is what our sources measure for this crop, so this is a date for planting out and not a sowing date, counted back from the first frost above. Not published for anywhere in particular: it is your own frost date and this crop's own figure, which is why it works wherever you are. A days-to-maturity figure is a catalog number for a good season rather than a promise, and a cold month moves it.

What tends to go wrongmost-cited first
PestsSpider mitesThripsSlugs
DiseasesPowdery mildewGray moldLeaf spotRoot rotFusarium wiltAster yellows

Compiled from the extensions cited below. Which ones actually show up depends on your region — your extension's local list is the last word.

⚠ Reported toxicityverbatim from cited sources

PeopleLow severity, Contact dermatitis

Recorded exactly as the source states it — not medical or veterinary advice. If a person or animal may have eaten a toxic part, call Poison Control (1-800-222-1222) or your vet / the ASPCA line (888-426-4435).

All 18 varietiesthe ones with their own page are linked
Variety TypeHabit DaysColorWhat it is known for
Antigua Gold F1 Antigua Dwarf 77–84 Orange
Antigua Orange F1 Antigua Dwarf 77–84 Orange True Leaf Market describes this asextra rows of petals
Antigua Primrose F1 Antigua Dwarf 77–84 White
Antigua Yellow F1 Antigua Dwarf 77–84 Yellow True Leaf Market describes this asextra rows of petals
Climax Mix F1 Climax Bush 65–70 Bicolor Good's Store Online describes this asgood for cutting and putting in a vase · happy in a pot
Crackerjack Mix Heirloom Crackerjack Bush 45–60 Bicolor Fedco Seeds describes this asextra rows of petals
Discovery Orange F1 Discovery Dwarf 45–60 Orange Ball Horticultural Company describes this asextra rows of petals
Discovery Yellow F1 Discovery Dwarf 45–60 Yellow Ball Horticultural Company describes this asextra rows of petals
Dune Yellow Dune Compact 45–60 Yellow GrowSeed describes this asdraws bees and butterflies
French Vanilla F1 French Vanilla Compact 45–60 White Mississippi State University Extension records this asdeer usually leave it alone · rabbits usually leave it alone · takes the heat · gets by on less water · good for cutting and putting in a vase
Gold Coin Heirloom Gold Coin Bush 45–60 Bicolor Mississippi State University Extension records this asdeer usually leave it alone · rabbits usually leave it alone · takes the heat · gets by on less water · good for cutting and putting in a vase
Inca Gold F1 Inca Compact 45–60 Orange Farmers Stop describes this astakes the heat · smells good
Inca Orange F1 Inca Compact 45–60 Orange Pase Seeds describes this asextra rows of petals
Inca Yellow F1 Inca Compact 45–60 Yellow Ball Horticultural Company describes this astakes the heat · smells good
Jubilee Orange Jubilee Bush 45–60 Orange Pase Seeds describes this asextra rows of petals
Jubilee Yellow Jubilee Bush 45–60 Yellow Pase Seeds (Diamond Seed) describes this asextra rows of petals
Perfection Gold F1 Perfection Compact 45–60 Orange Farmers Stop describes this astakes the heat · smells good
Vanilla F1 Vanilla Compact 45–60 White Chicago Botanic Garden describes this asdraws bees and butterflies
Sources4 cited · 4 organizations
  • Mississippi State University Extension
  • Missouri Botanical Garden
  • NC State Extension
  • University of Minnesota Extension

We compile bare facts from these university-extension and horticultural sources, never copied prose. 14 of the 19 values on this page carry a citation. The rest are marked est; hover one and it says why — either nobody publishes a figure we could point at, or a person set it and attached no source. Figures vary with climate and seed source; confirm with your local extension before you buy.

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