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Herb · Asteraceae family

Pot Marigold

Calendula officinalis

Full sun to part shade 11¾ in–1 ft 11⅝ in × 11¾ in–1 ft 11⅝ in Flowers June–October Harvest June–August Moderate care
Flower colors Click a color

In short a 10-second read

SunFull sun to part shade
Size11¾ in–1 ft 11⅝ in
spacing 9¾ in
FlowersJune–October
PruningJune–September
Care levelModerate care

Where to plant and how much to water

Sun, soil and water.

It grows best in full sun to part shade, in average soil.

Sun

Sun6 hours or more
Part shade3–6 hours
Shadeunder 3 h

Soil

tolerates any pH
acidicneutralalkaline
averageloamysandy

Watering

Pot Marigold — Watering
less when it rains

How much space it takes

Mature size.

The mature plant next to a person (69 in).

19¾ in3 ft 3⅜ in4 ft 11 in11¾ in–1 ft 11⅝ inspread 11¾ in–1 ft 11⅝ in
11¾ in–1 ft 11⅝ in× spread 11¾ in–1 ft 11⅝ in

Plant 9¾ in apart.

How to plant: in rows, 11¾ in in the row, 11¾ in between rows

The final size depends on the cultivar and the spot — we give the range from smallest to largest.

Calendar

Through the year.

Typical for a temperate climate (four seasons). The line shows the current month.

The year at a glance

Flowers: JanuaryFlowers: FebruaryFlowers: MarchFlowers: AprilFlowers: MayFlowers: JuneFlowers: JulyFlowers: AugustFlowers: SeptemberFlowers: OctoberFlowers: NovemberFlowers: DecemberSowing: JanuarySowing: FebruarySowing: MarchSowing: AprilSowing: MaySowing: JuneSowing: JulySowing: AugustSowing: SeptemberSowing: OctoberSowing: NovemberSowing: DecemberFeeding: JanuaryFeeding: FebruaryFeeding: MarchFeeding: AprilFeeding: MayFeeding: JuneFeeding: JulyFeeding: AugustFeeding: SeptemberFeeding: OctoberFeeding: NovemberFeeding: DecemberCare: JanuaryCare: FebruaryCare: MarchCare: AprilCare: MayCare: JuneCare: JulyCare: AugustCare: SeptemberCare: OctoberCare: NovemberCare: DecemberPruning: JanuaryPruning: FebruaryPruning: MarchPruning: AprilPruning: MayPruning: JunePruning: JulyPruning: AugustPruning: SeptemberPruning: OctoberPruning: NovemberPruning: DecemberHarvest: JanuaryHarvest: FebruaryHarvest: MarchHarvest: AprilHarvest: MayHarvest: JuneHarvest: JulyHarvest: AugustHarvest: SeptemberHarvest: OctoberHarvest: NovemberHarvest: DecemberJanFebMarAprMayJunJulAugSepOctNovDec
FlowersSowingFeedingCarePruningHarvest
Now, in October: nothing to do — the next job is in March.
JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

JanFebMarAprMayJunJulAugSepOctNovDec

June–October · yellow, orange or red

Sowing

JanFebMarAprMayJunJulAugSepOctNovDec

sow indoors: March–April

Feeding

JanFebMarAprMayJunJulAugSepOctNovDec

April–May

Care

JanFebMarAprMayJunJulAugSepOctNovDec

pinch out the tips (May–June)

Pruning

JanFebMarAprMayJunJulAugSepOctNovDec

deadhead spent flowers (June–September)

Harvest

JanFebMarAprMayJunJulAugSepOctNovDec

June–August

Feeding

Nutrition.

Horn meal

up to 0.29 oz/sq ft a year, if the soil needs it · April–May

JanFebMarAprMayJunJulAugSepOctNovDec

Pruning

When and how to prune.

Typical for a temperate climate (four seasons).

Pot Marigold — Deadhead spent flowers

Deadhead spent flowers

JunJulAugSep
How to prunePrune lightly: spent flowers.

Pests and diseases

Common problems and what to do.

The most common problems in Central Europe. Protection is listed from the gentlest option.

High riskMedium riskLow riskRisk for this plant according to the source · no label = no documented level

What you will see

White powdery coating on leaves, stems and flowers; leaves may become distorted.

The source says: it is among the ornamental plants susceptible to powdery mildew.

When to look

From spring onwards

How to protect

  1. Prevention
    • Destroy fallen infected leaves in fall; do not over-feed, and protect from drought (stress invites powdery mildew).
  2. By hand fallPrune out infected shoots early and destroy fallen leaves.
Powdery mildewsdisease · from spring onwardsMedium risk

What you will see

White powdery coating on leaves, stems and flowers; leaves may become distorted.

The source says: it is among the ornamental plants susceptible to powdery mildew.

When to look

From spring onwards

How to protect

  1. Prevention
    • Destroy fallen infected leaves in fall; do not over-feed, and protect from drought (stress invites powdery mildew).
  2. By hand fallPrune out infected shoots early and destroy fallen leaves.
More about this problem

What you will see

Clusters of tiny sap-sucking insects on young shoots, curled leaves, sticky honeydew and sooty mold.

When to look

Spring – summer

How to protect

  1. Prevention
    • Aphids are part of a healthy garden and food for predators; a healthy plant usually tolerates them.
  2. By handWipe or rinse off colonies and remove affected tips.
  3. BiologicalEncourage natural enemies (ladybirds, earwigs, birds).
Aphidspest · spring – summer

What you will see

Clusters of tiny sap-sucking insects on young shoots, curled leaves, sticky honeydew and sooty mold.

When to look

Spring – summer

How to protect

  1. Prevention
    • Aphids are part of a healthy garden and food for predators; a healthy plant usually tolerates them.
  2. By handWipe or rinse off colonies and remove affected tips.
  3. BiologicalEncourage natural enemies (ladybirds, earwigs, birds).
More about this problem
Sources (4)

What to combine it with

Ready-made combinations.

Ready-made Studio combinations with this plant

Click a combination — the Studio opens a new raised garden bed with it already planted.

Frequently asked

Quick answers.

When does Pot Marigold flower?

In June–October; the flowers are yellow, orange or red.

When do I sow Pot Marigold?

In March–April (sow indoors).

When is Pot Marigold harvested?

In June–August.

Does Pot Marigold tolerate shade?

It tolerates part shade (3–6 hours of sun), but not full shade.

How much space does Pot Marigold need?

At maturity 11¾ in–1 ft 11⅝ in wide and 11¾ in–1 ft 11⅝ in tall; recommended spacing 9¾ in.

Aphids — what can you do?

Aphids are part of a healthy garden and food for predators; a healthy plant usually tolerates them. Wipe or rinse off colonies and remove affected tips.

Powdery mildews — what can you do?

Destroy fallen infected leaves in fall; do not over-feed, and protect from drought (stress invites powdery mildew). Prune out infected shoots early and destroy fallen leaves.

Sources (21) Checked 24 October 2026

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