01 · Timing

When and how to begin

Start transplants early enough to mature in cool weather, or direct sow for a fall crop when local timing supports it.

02 · Growing sequence

See the crop change before it happens.

Illustrated growth sequence for broccoli, from establishment through mature harvest.
  1. 01Plan backward from cool harvest weather.
  2. 02Give each plant enough final spacing.
  3. 03Cover early when caterpillar pressure is predictable.
  4. 04Check developing heads frequently.

03 · Below the surface

Give the roots their working volume.

Planting geometryDepth, roots, and final space
18–24 in final spacing
¼–½ in

A substantial fibrous root system needs fertile soil and enough room to support a large canopy.

04 · Harvest

Know when it is ready

Visual decisionRead the plant, not only the date
Illustrated growth sequence for broccoli, from establishment through mature harvest.
Not yet

Still developing

Illustrated growth sequence for broccoli, from establishment through mature harvest.
Ready

Cut the central head while buds are tight and before yellow flowers open; side shoots may continue afterward.

Illustrated growth sequence for broccoli, from establishment through mature harvest.
Past prime

Quality or vigor may decline when harvest is delayed beyond the intended stage.

05 · Common trouble

Inspect before you treat

Cabbage wormsButton headsHeat stress

Symptoms can share several causes. Check moisture, recent weather, and the complete plant before applying a treatment.

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