SproutSmart
SproutSmart Intelligent Garden Sowing

Watercress · Watercress

Zone 12b Save Garden

Planting Schedule

Add Watercress to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostJan 1st
Transplant / Direct Sow OutdoorsJan 1st
Harvest BeginsFeb 5th
Harvest EndsDec 31st

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 28°F before moving outdoors.
TraitValue
Days to Maturity35
Sun RequirementsPart Sun
Growth HabitClumping
Support NeededNone
Planting DepthNormal
Germination Temp (°F)55
Min Soil Temp (°F)40
Min Night Temp (°F)28
Harden Off (days)Not Required
Expert Note: Keep watercress constantly wet (shallow running water or a permanently filled container tray) and harvest frequently to prevent bitterness.