Vegetables· Brassica oleracea var. botrytis

Cauliflower Growing Guide

Cauliflower produces a dense white curd of undeveloped flower buds surrounded by protective leaves. It is more sensitive to temperature extremes than other brassicas and requires careful management for quality curd formation.

How Long Does Cauliflower Take to Grow?

Cauliflower is typically ready to harvest about 85 days after planting.

85
Days to Harvest
17,545
kg/hectare
high
Water Needs
full sun
Sun Needs

Growing Conditions

Temperature
15-20°C optimal
Rainfall
500-1000 mm/year
Frost Tolerance
light
Drought Tolerance
low
Humidity
moderate tolerance
Heat Tolerance
low

Soil Requirements

Soil Type & pH

Best soil types: loam, clay loam, silt loam

pH range: 6 - 7 (optimal: 6.5)

Drainage: good

Nutrient Needs (N-P-K)

Nitrogen (N)high
Phosphorus (P)moderate
Potassium (K)moderate

Planting Guide

Planting Methods
transplanting
Planting Depth
1.5 cm
Plant Spacing
50 cm apart, 75 cm rows
Planting Season
early spring, late summer

Yield & Economics

Yield Range
6,500 - 28,130 kg/ha
Market Demand
growing
Profitability
high
Harvests/Year
2

Common Pests & Diseases

Common Pests

  • cabbage worm
  • aphids
  • cabbage root fly

Common Diseases

  • clubroot
  • black rot
  • downy mildew
  • boron deficiency

Use AI crop disease detection to identify issues early and prevent crop losses.

Growing Tips

Blanch curds by tying outer leaves over the developing head when it reaches 5-7 cm to maintain white color and prevent yellowing from sunlight.

Cauliflower is sensitive to boron deficiency; apply borax at 10-15 kg/ha on deficient soils to prevent hollow stem and browning.

Avoid transplanting stress by maintaining consistent moisture and temperature; any check in growth can cause premature buttoning.

Frequently Asked Questions

How long does Cauliflower take to grow?

Cauliflower typically takes 85 days from planting to harvest. Seeds germinate in about 7 days. The best planting season is early spring, late summer.

What soil does Cauliflower need?

Cauliflower grows best in loam, clay loam, silt loam soil with a pH of 6-7. Good drainage is required.

What temperature does Cauliflower need?

Cauliflower grows best at 15-20°C. Frost tolerance: light. Heat tolerance: low.

What is the expected yield for Cauliflower?

Across 14 countries with grounded data, reported national yields for Cauliflower range from 6,500 to 28,130 kg/hectare, with a median of 17,545. These are national statistics, not a best-case figure — an individual farm's yield depends on variety, climate, soil and management. Multiple harvests per year are possible (2).

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