Utah Tall

Celery

90d to harvest

Crisp as fresh-cut glass, Utah Tall celery forms tall, sturdy stalks with a clean, bright snap and a pleasantly mild, herbal sweetness. The tender ribs hold their crunch through harvest, making them ideal for fresh snacking and for stirring into savory dishes where celery flavor shines without turning harsh. Grow Utah Tall for a dependable, garden-to-table performer that rewards with crisp texture and elegant, upright growth.

Crop Dates

Growing note: In frost-free Zone 11a, grow this cool-season crop during the cooler dry season (October–February).

Milestone	Date
Start Indoors	—
Climate	Frost-Free Climate
Transplant / Sow Outdoors	Oct 1st
Harvest Begins	Dec 30th
Harvest Ends	Feb 28th

Crop Details

Trait	Value
Days to Maturity	90
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)	40
Harden Off (days)	7

Frequently Asked Questions

How do I manage celery leaf spot or early blight in Apium graveolens (Utah Tall), especially during humid weather?

Celery (Apium graveolens var. dulce) commonly develops leaf spots as air stays humid; check plants weekly and remove the worst infected leaves to slow spread. Space plants so leaves dry faster, water at the soil line (not onto foliage), and rotate away from celery in the following season. If spots spread despite removal, use a labeled fungicide for celery/leaf-spot—follow label timing closely (often repeat after 7–10 days in wet spells).

How often should I water Utah Tall celery during its 60–90 day main growth phase?

During the main growing phase, keep the root zone evenly moist—aim for consistently damp soil rather than wet/dry swings, which can cause bitter stalks and pithy texture. For most home gardens, this usually means about 1–2 inches of water per week total (more during heat), delivered in deep soaks that reach the base of the stalks. Use a mulch to reduce evaporation and re-check soil moisture by feel: the top 1 inch should not dry out.

When is Utah Tall celery ready to harvest (and what signs should I look for)?

Harvest after about 90 days when stalks are thick, crisp, and reach the expected height for your variety, with leaves that hold upright rather than flopping. You should also see a tight, healthy stand of stalks at the plant base with minimal yellowing. Cut individual stalks with a sharp knife, or harvest the whole plant once the core looks full and firm.