SproutSmart
SproutSmart Intelligent Garden Sowing

True · Watercress

Zone 5b Save Garden

Planting Schedule

Add True to your garden to build a schedule and get reminders.
MilestoneDate
Start IndoorsDirect Sow
Last FrostMay 4th
Transplant / Direct Sow OutdoorsMay 4th
Harvest BeginsJun 8th
Harvest EndsOct 5th

Crop Details

Transplant Conditions: Wait until soil reaches 40°F and nights stay above 35°F before moving outdoors.
TraitValue
Days to Maturity35
Sun RequirementsPart Sun
Growth HabitUpright
Support NeededNone
Planting DepthSurface
Germination Temp (°F)55
Min Soil Temp (°F)40
Min Night Temp (°F)35
Harden Off (days)Not Required
Expert Note: Keep watercress in constantly moving, oxygenated water or a continually wet media (never let it dry) and harvest often to maintain tender, peppery growth.