SproutSmart
SproutSmart™ Intelligent Garden Sowing

Utah 52-70

Celery
Zone 11a Save Garden

Planting Schedule

Add Utah 52-70 to your garden to build a schedule and get reminders.
Botanical illustration of Utah 52-70
90d to harvest

Crisp, cool stalks with a clean, bright snap—Utah 52-70 delivers a refreshing celery flavor that tastes distinctly “garden-fresh” from the first bite. Expect sturdy, upright growth and a tender, finely textured interior that holds its character well for salads, slaws, and classic flavor-building bundles. Grow it for reliable, uniform performance at about 90 days, when the stalks reach their best balance of crunch and mellow celery sweetness.

Crop Dates

Growing note: In frost-free Zone 11a, grow this cool-season crop during the cooler dry season (October–February).
MilestoneDate
Start Indoors—
ClimateFrost-Free Climate
Transplant / Sow OutdoorsOct 1st
Harvest BeginsDec 30th
Harvest EndsFeb 28th

Crop Details

TraitValue
Days to Maturity90
Sun RequirementsPart SunPartial sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)45
Min Night Temp (°F)40
Harden Off (days)7

Today's Conditions

Outdoor planting for Utah 52-70 in Zone 11a typically begins around 2026-10-01. Wait until soil reaches at least 45°F before transplanting Utah 52-70.

Garden Alerts

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

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Frequently Asked Questions

How often should I water Apium graveolens during the main growing phase, and what soil moisture level should I keep?
During the main growth period, keep the root zone consistently moist—aim for evenly damp soil with no drying out between waterings. In most home gardens this means deep watering about 2–3 times per week, then adjusting to weather so the top 1 inch of soil doesn’t dry. Mulch around plants helps stabilize moisture and supports steady growth of celery petioles.
How can I tell when Apium graveolens is ready to harvest?
Harvest when stalks are firm and reach the typical mature thickness for your planting (often around golf-ball to thumb-size, depending on spacing), usually about 90 days after sowing/transplanting. Pull-test one plant: if the base is tight and the stalks blanch well (if you blanch by covering stems), it’s ready. For peak flavor and crisp texture, harvest in cooler weather and avoid waiting until stalks look loose or overly tall and hollow.
Botanical illustration of Utah 52-70

Crisp, cool stalks with a clean, bright snap—Utah 52-70 delivers a refreshing celery flavor that tastes distinctly “garden-fresh” from the first bite. Expect sturdy, upright growth and a tender, finely textured interior that holds its character well for salads, slaws, and classic flavor-building bundles. Grow it for reliable, uniform performance at about 90 days, when the stalks reach their best balance of crunch and mellow celery sweetness.

Today's Conditions

Outdoor planting for Utah 52-70 in Zone 11a typically begins around 2026-10-01. Wait until soil reaches at least 45°F before transplanting Utah 52-70.

Garden Alerts

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

Sowing Tips

Soil Temperature

Direct sow or transplant when soil at planting depth holds 45°F for reliable germination and early growth.

Expert Note

Start celery early indoors because it’s slow from seed; transplant only after nights are consistently mild and the plants are well-branched (not spindly).