28/04/2026
NURSERY ESTABLISHMENT FOR CABBAGE
Nursery establishment is one of the most important stages in cabbage production. A well-managed nursery produces strong, healthy, and vigorous seedlings that establish quickly after transplanting. Poor nursery management results in weak seedlings, disease attack, poor survival rate, and low yields.
Cabbage is usually first raised in a nursery before being transplanted to the main field. This helps farmers save seed, manage young plants easily, and select healthy seedlings for planting.
1. IMPORTANCE OF A NURSERY
A nursery helps in:
Saving seed costs
Producing uniform seedlings
Easy watering and management
Early pest and disease monitoring
Selection of strong seedlings
Efficient land use
Better plant population in the field
2. SITE SELECTION FOR NURSERY
Choose a nursery site with the following qualities:
Near a reliable water source
Fertile soil
Well-drained land
Full sunlight
Protected from animals
Easy access for management
Free from previous disease problems
Avoid low-lying waterlogged areas.
3. SOIL REQUIREMENTS
Best nursery soil should be:
Loose and friable
Rich in organic matter
Well-drained
Free from stones and trash
Free from pests and diseases
Ideal soil pH:
5.5 to 6.5
4. LAND PREPARATION
Prepare the nursery area thoroughly.
Steps:
Clear weeds and grasses
Dig or plough soil finely
Remove stones and roots
Break large clods
Mix compost or well-rotted manure
Level the seedbed
Fine soil promotes good germination.
5. NURSERY BED SIZE
Recommended bed dimensions:
Width:
1 meter
Length:
3 to 10 meters depending on seed quantity
Height:
15 to 20 cm raised bed in wet areas
Paths:
30 to 50 cm between beds
Raised beds improve drainage and management.
6. SEED REQUIREMENTS
Seed rate for cabbage:
400 g to 500 g seed per hectare field planting
Always use certified seed with high germination rate.
Good seed should be:
Pure
Healthy
Untreated or properly treated
Free from disease
Correct variety
7. SOWING OF SEEDS
Steps:
Water nursery bed before sowing.
Make shallow drills 10 to 15 cm apart.
Depth should be 1 to 2 cm.
Sow seeds thinly in rows.
Cover lightly with fine soil.
Apply light mulch using dry grass.
Water gently after sowing.
Thin sowing reduces overcrowding.
8. WATERING
Water immediately after sowing.
Then continue watering regularly.
Guidelines:
Keep soil moist but not waterlogged.
Use watering can with fine rose.
Water morning or evening.
Reduce watering during rainy periods.
Too much water causes damping off disease.
9. MULCHING
Use dry grass or light mulch after sowing.
Benefits:
Conserves moisture
Reduces soil crusting
Protects seeds from heat
Improves germination
Remove mulch gradually after emergence.
10. SHADE MANAGEMENT
Young seedlings may need temporary shade during hot weather.
Materials:
Grass thatch
Shade net
Banana leaves
Remove shade slowly after seedlings establish.
11. THINNING
If seedlings are overcrowded, thin them.
Benefits:
Reduces competition
Improves air circulation
Produces stronger seedlings
12. W**D CONTROL
Keep nursery weed-free.
Methods:
Hand pulling
Light hoeing between rows
Weeds compete for water, nutrients, and light.
13. FERTILIZER IN NURSERY
Apply compost before sowing.
If seedlings are pale, apply light nitrogen feed or foliar fertilizer.
Do not over-fertilize young seedlings.
14. COMMON NURSERY PESTS
Cutworms
Aphids
Leaf miners
Control:
Inspect regularly
Keep nursery clean
Use approved pesticides when necessary
15. COMMON NURSERY DISEASES
Damping off
Symptoms:
Seedlings collapse at soil level
Poor emergence
Control:
Use clean soil
Avoid overcrowding
Avoid overwatering
Good drainage
Downy mildew and leaf spots may also occur.
16. HARDENING OFF
Before transplanting, harden seedlings 5 to 7 days before removal.
Methods:
Reduce watering gradually
Remove shade
Expose seedlings to sunlight
Benefits:
Reduces transplant shock
Improves field survival
17. READY FOR TRANSPLANTING
Seedlings are ready after 4 to 6 weeks when they have:
4 to 6 true leaves
Strong stems
Healthy green colour
Well-developed roots
Do not use weak or diseased seedlings.
18. UPROOTING SEEDLINGS
Water nursery before lifting.
Lift carefully with soil around roots where possible.
Keep roots moist during transport.
19. COMMON MISTAKES TO AVOID
Using poor seed
Overcrowded sowing
Poor drainage
Too much watering
Late transplanting
Ignoring pests and diseases
Using weak seedlings
A properly established nursery is the foundation of successful cabbage production. Healthy seedlings lead to better transplant survival, vigorous growth, uniform maturity, and higher yields. Farmers who invest time in nursery management increase their chances of producing
