Safir

Celery

70d to harvest

Cool, crisp stalks of Safir rise with a refreshing snap—silky-smooth ribs and a clean, bright celery flavor that stays pleasantly mild. At maturity in about 70 days, the plants form an upright, tightly blanched heart with tender texture and a deep green sheen, ideal for fresh use and for brightening sauces and soups. Grow Safir for a garden-to-plate harvest that feels as invigorating as it tastes—straight stalks, crisp bite, and dependable performance.

Crop Dates

Milestone	Date
Start Indoors	Mar 6th
Last Frost	May 15th
Transplant / Sow Outdoors	May 15th
Harvest Begins	Jul 24th
Harvest Ends	Sep 1st

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Part Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	45
Min Night Temp (°F)	35
Harden Off (days)	6

Frequently Asked Questions

What pests or diseases commonly affect sweet celery (Apium graveolens var. dulce), and how can I control them?

Watch for early blight/leaf spot and celery rust, which show up as brown lesions or orange-brown pustules on foliage—remove and discard affected leaves and avoid wetting the plant canopy when watering. Also check for aphids and leafminers; rinse aphids off with a strong spray and use insecticidal soap if they persist, and remove heavily mined leaves early. Keep beds well ventilated and rotate out of Apiaceae families in subsequent seasons to reduce disease carryover.

How often should I water sweet celery during its main growing phase?

During the main growing phase, keep soil consistently evenly moist—about 1–2 inches (2.5–5 cm) of water per week total from rainfall and irrigation, with more frequent watering in hot weather. Celery needs steady moisture to prevent bitter, tough stems; aim for soil that stays damp 1–2 inches down without becoming waterlogged. Water at soil level and mulch lightly to reduce moisture swings, especially after plants establish.

How do I tell when sweet celery is ready to harvest?

Harvest around 70 days from sowing/when plants form firm, blanched-looking stalks and reach full size; outer stalks should feel solid rather than hollow or loose. For the best flavor and tenderness, start harvesting when stalks are thick enough to hold upright and then continue taking stalks as needed. If stalks become stringy or the flavor turns harsh, harvest promptly—celery quality drops quickly when stressed or over-mature.