SproutSmart
SproutSmart Intelligent Garden Sowing

Red Swiss Chard· Swiss Chard

Planting Schedule

Add Red Swiss Chard to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsApr 24th
Last FrostMay 15th
Transplant / Direct Sow OutdoorsMay 15th
Harvest BeginsJun 29th
Harvest EndsSep 24th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 28°F before moving outdoors. Harden off for 5 days first.
TraitValue
Days to Maturity45
Sun Requirements☀️ Full Sun
Growth HabitRosette
Support NeededNone
Planting DepthNormal
Germination Temp (°F)60
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)5
Expert Note: For sweetest flavor, keep growth cool and evenly watered—chard is happiest in cool weather and will be tenderest before peak summer heat.