When to Plant Spinach in Beaver County, UT
Spinach is a nutrient-packed cool-season green that grows quickly in spring and fall. It is rich in iron, vitamins, and antioxidants and excellent raw or cooked.
Beaver County, Utah is in USDA Zone 5b. The average last spring frost is May 21 and the first fall frost is September 29, giving you a growing season of approximately 131 days.
At an elevation of 7,589 feet, Beaver County receives approximately 24.3 inches of rainfall annually with predominantly loam soil. Summer highs average 85°F, providing good warmth for Spinach during the growing season.
Beaver County Soil Profile
Soil Type
Loam
Soil pH
6.5-7.8
Drainage
Well Drained
Plant Planting Risk Windows
Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.
Plant Water Budget
Water stress score is 10/10 — consider drought-tolerant varieties and mulching
Spinach Planting Timeline — Beaver County, UT
Spinach Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 16 | Apr 16 – Apr 30 |
| Transplant Outdoors | May 21 | May 21 – Jun 4 |
| Direct Sow | May 7 | May 7 – May 28 |
| Fall Sowing | July 21 | Jul 21 – Aug 4 |
| Harvest | June 25 | Jun 25 – Aug 27 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors |
| May | Transplant Outdoors Direct Sow |
| June | Transplant Outdoors Harvest |
| July | Fall Sowing Harvest |
| August | Fall Sowing Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
Sun
Partial Shade (3-6 hours)
Water
Moderate — regular watering
Days to Maturity
35–50 days
Soil pH
6.5 – 7.5
USDA Zone
Zone 5b
Growing Season
131 days
Growing Tips for Beaver County
Direct sow as soon as soil can be worked in spring. Plant in partial shade for summer crops to delay bolting. Succession plant every 2 weeks for continuous harvest.
Companion Planting
Good Companions
Level Up Your Garden
Wind pollinated — isolate 1/2 mile for purity. Easy to let bolt in heat.
Spinach in Other Locations
Frequently Asked Questions
When should I plant Spinach in Beaver County, UT?
Beaver County is in Zone 5b with an average last frost of May 21. Plan your Spinach planting based on this frost date — see the calendar above for exact timing.
What planting zone is Beaver County, UT?
Beaver County, Utah is in USDA Hardiness Zone 5b. The average last spring frost is May 21 and first fall frost is September 29.
Plan Your Garden with Confidence
Get our free Garden Planner — designed to help Beaver County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.
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