When to Plant in Salt Lake City, UT

Salt Lake City sits in the Wasatch Front at 4,226 feet elevation — Zone 7a with a typical last frost around April 27. The Great Salt Lake has some moderating influence, but the high-desert climate means dry air, intense sun, and cold winter nights.

SLC gardeners work with a roughly 165-day growing season. The semi-arid climate means irrigation is essential — the city gets only 16 inches of rain per year. Alkaline soils benefit from organic matter amendments.

FAQ

When is the last frost date in Salt Lake City, UT?

Salt Lake City's average last frost date is around April 27. The elevation (4,226 feet) keeps temperatures cooler than lower-altitude communities.

How much do I need to water in Salt Lake City?

Significantly — SLC gets only 16 inches of rain per year, mostly in winter and spring. Deep watering 2–3 times per week, or a drip system, is essential for summer gardening.

What about the alkaline soil in Salt Lake City?

SLC's soils are often alkaline (high pH). Add sulfur and organic matter to improve pH and structure. Raised beds with amended soil solve many SLC soil problems.

How does Plan My Garden help Salt Lake City gardeners?

Enter your SLC zip code for planting dates calibrated to the Wasatch Front's elevation, frost dates, and arid climate.

Frost dates for Salt Lake City ZIP codes

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