01 · Timing

When and how to begin

Direct sow or transplant in spring, then keep a second planting in mind for late summer where conditions permit.

02 · Growing sequence

See the crop change before it happens.

Illustrated growth sequence for swiss chard, from establishment through mature harvest.
  1. 01Soak seed clusters if desired and sow at final location.
  2. 02Thin clustered seedlings early.
  3. 03Harvest outer leaves to keep the crown producing.
  4. 04Remove heavily spotted leaves and improve airflow.

03 · Below the surface

Give the roots their working volume.

Planting geometryDepth, roots, and final space
8–12 in final spacing
½ in

A thickened central root with branching feeders handles containers when given adequate depth.

04 · Harvest

Know when it is ready

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

Still developing

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

Twist or cut the largest outer stalks near the base while leaving the growing center intact.

Illustrated growth sequence for swiss chard, 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

Close botanical observation of spots on leaves, presented as a visual symptom rather than a diagnosis.
Spots on leavesCompare observations →
Leaf minersCercospora leaf spotCrowding

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

Open the illustrated problem solver →