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Container growing guide

Cosmos

Cosmos

Airy daisy-like flowers on wispy stems. Self-seeds easily in pots.

HerbeasyseasonalWarm seasonWet season
Curated guide
86terrace fit
Open in Grow

Planting calendar

Month-by-month sowing suitability (northern-hemisphere reference — the app shifts calendars for your latitude). Best months to sow: Apr–Aug.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Not recommendedPossibleGoodBest
Cosmos monthly sowing suitability
MonthSuitability
JanuaryNot recommended
FebruaryNot recommended
MarchGood
AprilBest
MayBest
JuneBest
JulyBest
AugustBest
SeptemberGood
OctoberPossible
NovemberNot recommended
DecemberNot recommended
Growing requirements
Sun
67 hours direct light
Water
Low
Shade tolerance
Low
Container
10L (12 inch pot)
Soil depth
20 cm
Support
None
First harvest
60 days from sowing
Lifecycle
120 days
Timeline

Germination: about 8 days.

Flowering begins: around day 35.

First harvest: around day 60.

Harvest window: roughly 45 days.

Terrace notes for Cosmos

Suitable for Hyderabad terraces with regular watering and good drainage.

Care tips

  • Water when the top inch of soil dries.
  • Harvest regularly to encourage new growth.
Common pests
  • Aphids
  • Whitefly
Common diseases
  • Leaf spot
  • Powdery mildew

Traits

  • Beginner safe
  • Monsoon friendly
  • Low effort
  • Terrace star

Plan Cosmos on your terrace

Track Cosmos in Grow for location-aware sowing windows, care tasks and inventory tracking.

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