SproutSmart
SproutSmart Intelligent Garden Sowing

Kintsai

Celery
Botanical illustration of Kintsai
🌱 45d to harvest Upright

Crisp, cool-kissed stalks rise with a clean, bright celery snap—tender yet sturdy, with a fragrant green depth that feels freshly…

Planting Schedule

Add Kintsai to your garden to build a schedule and get reminders.

Crop Dates

MilestoneDate
Start IndoorsNov 20th
Last FrostJan 1st
Transplant / Sow OutdoorsFeb 19th
Harvest BeginsApr 5th
Harvest EndsDec 31st

Crop Details

TraitValue
Days to Maturity45
Sun RequirementsFull SunFull sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)40
Min Night Temp (°F)35
Harden Off (days)7

Frequently Asked Questions


What pest or disease is most common on kintsai (Apium graveolens var. secalinum), and how do I manage it?
Kintsai is especially prone to celery leaf miner and leaf blight (often favored by humid, wet foliage). Inspect weekly for silvery tunnels on leaves and remove infested leaves early; keep rows well spaced and avoid wetting the foliage when watering. If blight appears, cut back affected tips and improve airflow immediately (thinner plants, morning watering, and no overhead irrigation).
How often should I water kintsai during the main growing phase, and what soil moisture level does it need?
During active leaf growth, keep the soil consistently moist but not waterlogged—aim for a “damp to the touch” top 1–2 inches. Water deeply about 1–2 times per week depending on heat and wind, increasing frequency if the top inch dries out quickly. Mulch can help maintain even moisture, which is crucial for tender, non-bitter leaves.
How can I tell when kintsai is ready to harvest?
Harvest when plants are about 45 days from sowing, when leaves are well-developed and stems are tender (not woody or tough). Cut the outer leaves first to encourage regrowth, or harvest whole plants once they have a dense rosette and reach the size you want. If leaves start looking coarse or tightly upright as plants bolt, harvest immediately for best flavor.
Botanical illustration of Kintsai

Crisp, cool-kissed stalks rise with a clean, bright celery snap—tender yet sturdy, with a fragrant green depth that feels freshly cut even before it’s gathered. Kintsai delivers an elegant cutting celery habit in about 45 days, producing slender, upright stems and abundant leafy tops for repeat harvests. Ideal for refreshing salads and vibrant garnishes, it also shines in soups, stir-fries, and quick pickles where its lively celery flavor and snappy texture bring instant lift.

Sowing Tips

Transplant Conditions

Wait until soil reaches 40°F and nights stay above 35°F before moving outdoors. Harden off for 7 days first.

Expert Note

Start indoors in cool-to-mild conditions and transplant only once nights are reliably above freezing to avoid bolting and keep stalks crisp.