When to plant Zucchini in Morgan County, CO
Morgan County's 148-day season only supports one Zucchini planting per year. Sow between May 17 and June 7 for the best chance at full maturity before October 5.
When to Plant Zucchini in Morgan County, CO
Zucchini is an incredibly prolific summer squash that can produce an abundance of fruit from just a few plants. It is versatile in the kitchen from grilling to baking.
Morgan County, Colorado is in USDA Zone 5b. The average last spring frost is May 10 and the first fall frost is October 5, giving you a growing season of approximately 148 days.
At an elevation of 7,673 feet, Morgan County receives approximately 17.8 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Zucchini to ensure they mature before fall. With low rainfall, drip irrigation is essential for growing Zucchini successfully. Mulch heavily to conserve soil moisture.
Morgan County Soil Profile
Soil Type
Loam
Soil pH
6.0-7.0
Drainage
Well Drained
How Much Zucchini to Grow
For a family of 4, plant approximately 4 zucchini plants in about 8 sq ft. In Morgan County's 148-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Zucchini Planting Timeline — Morgan County, CO
Zucchini Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | April 5 | Apr 5 – Apr 19 |
| Transplant Outdoors | May 24 | May 24 – Jun 7 |
| Direct Sow | May 17 | May 17 – Jun 7 |
| Harvest | July 12 | Jul 12 – Sep 6 |
Plant 1" deep · 30" apart · Rows 42" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Start Indoors |
| May | Transplant Outdoors Direct Sow |
| June | Transplant Outdoors Direct Sow |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
45–60 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 5b
📆 Growing Season
148 days in Morgan County
Growing Tips for Morgan County
Direct sow after last frost. Harvest when fruits are 6-8 inches long for best flavor and texture. Check plants daily in summer as fruits can double in size overnight.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Zucchini in Other Locations
Frequently Asked Questions
When should I plant Zucchini in Morgan County, CO?
Morgan County is in Zone 5b with an average last frost of May 10. Plan your Zucchini planting based on this frost date — see the calendar above for exact timing.
What planting zone is Morgan County, CO?
Morgan County, Colorado is in USDA Hardiness Zone 5b. The average last spring frost is May 10 and first fall frost is October 5.
When should I plant Zucchini in Morgan County, CO?
In Morgan County, CO, plant Zucchini after the last frost (around May 10) and before the first frost (around October 5). Best results when soil holds above 50°F.
What growing zone is Morgan County, CO for Zucchini?
Morgan County sits in USDA Zone 5b. Zucchini grows reliably in zones 3a through 11b, so it's a good fit here.
Can Zucchini grow in Morgan County's climate?
Yes — Zucchini grows well in Morgan County's temperate climate. Morgan County averages a 148-day frost-free season, with last frost around May 10 and first frost around October 5.
Your Morgan County Garden Planner — Free
A 22-page printable planner built for Morgan County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.