White Silver

Chard

Zone 10b Save Garden

🌱 50d to harvest Upright

Silvery-white stems glow against deep, velvety green leaves, offering a crisp, tender bite with a clean, gently sweet flavor. Whi…

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Jan 1st
Transplant / Sow Outdoors	Jan 1st
Harvest Begins	Feb 20th
Harvest Ends	Dec 31st

Crop Details

Trait	Value
Days to Maturity	50
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	45
Min Night Temp (°F)	28
Harden Off (days)	6

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Frequently Asked Questions

What pest or disease most commonly affects Swiss chard (Beta vulgaris var. cicla) and what should I do if I see it?

Watch for leaf miners, which leave winding, silvery tunnels on chard leaves. Remove heavily mined leaves early and destroy them, then use row cover until plants are well established to prevent new egg-laying. If you also see powdery coating, improve airflow by spacing plants and avoid wetting leaves when you water.

How often should I water Swiss chard during the main growing phase to keep it producing?

During active leaf growth, keep the top 1–2 inches of soil consistently moist but not waterlogged, typically watering about 2–3 times per week depending on heat and soil type. If the leaves start to droop or get tough, increase watering, and mulch around plants to reduce soil drying. Avoid letting soil swing from dry to soggy—this crop reacts with slower, poorer leaf quality.

How can I tell when Swiss chard is ready to harvest?

Start harvesting when leaves are about 8–10 inches long (often around 50 days), and pick outer leaves first to keep the center growing. The leaves should feel crisp and tender, with stems firm rather than rubbery. For the best flavor, harvest before extreme heat—if leaves become narrow and tougher, harvest immediately and then keep up regular picking.

Silvery-white stems glow against deep, velvety green leaves, offering a crisp, tender bite with a clean, gently sweet flavor. White Silver chard forms an upright, fountain-like clump that stays succulent as it matures—ideal for fresh salads, quick sautéing, and silky sauces where its pale ribs bring a bright, elegant look. Grow it for harvests that feel as refined as they taste, from early snips to full-size leaves at about 50 days.

Sowing Tips

Transplant Conditions

Wait until soil reaches 45°F and nights stay above 28°F before moving outdoors. Harden off for 6 days first.

Expert Note

For best tenderness, keep soil consistently moist and harvest young leaves and stems before plants get large and fibrous.