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When to Plant New Zealand Spinach in Glades County, FL

New Zealand spinach is a heat-tolerant ground-cover plant with thick, triangular leaves that taste similar to true spinach. It thrives in hot weather when regular spinach bolts.

Glades County, Florida is in USDA Zone 9b. The average last spring frost is February 1 and the first fall frost is December 19, giving you a growing season of approximately 321 days.

At an elevation of 434 feet, Glades County receives approximately 54.3 inches of rainfall annually with predominantly sand soil. Summer highs average 101ยฐF, so New Zealand Spinach may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but New Zealand Spinach will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent New Zealand Spinach root diseases.

Glades County, FL (Zone 9b) Year-round
321 days
Last Spring Frost February 1
321 growing days
First Fall Frost December 19

Glades County Soil Profile

Soil Type

Sand

Soil pH

5.1-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (228 days to spare)
Start indoors: Dec 11 Transplant: Jan 29 🍅 Harvest: Mar 26 – Apr 23
Recommended (50%) ✓ Fits season (230 days to spare)
Start indoors: Dec 21 Transplant: Feb 8 🍅 Harvest: Apr 5 – May 3
Safe Start (90%) ✓ Fits season (207 days to spare)
Start indoors: Jan 18 Transplant: Mar 8 🍅 Harvest: May 3 – May 31

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

Plant needs
1.0″/week
Rainfall provides
0.7″/week
You supply
0.6″/week
Watering frequency 1-2 times/week
Season total 1,696 gal / 100 sq ft
New Zealand Spinach needs ~1,609 GDD — county provides 8,291 GDD Excellent fit

New Zealand Spinach Planting Timeline โ€” Glades County, FL

New Zealand Spinach Planting Calendar

Activity When Date Range
Start Indoors December 21 Dec 21 โ€“ Jan 4
Transplant Outdoors February 8 Feb 8 โ€“ Feb 22
Direct Sow February 1 Feb 1 โ€“ Feb 22
Harvest April 5 Apr 5 โ€“ May 3

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Transplant Outdoors Direct Sow
March โ€”
April Harvest
May Harvest
June โ€”
July โ€”
August โ€”
September โ€”
October โ€”
November โ€”
December Start Indoors

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

55โ€“70 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 9b

Growing Season

321 days

Growing Tips for Glades County

Soak seeds overnight before planting. Direct sow after last frost. Pinch growing tips regularly to encourage bushy growth and tender new leaves.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant New Zealand Spinach in Glades County, FL?

Glades County is in Zone 9b with an average last frost of February 1. Plan your New Zealand Spinach planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Glades County, FL?

Glades County, Florida is in USDA Hardiness Zone 9b. The average last spring frost is February 1 and first fall frost is December 19.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Glades County gardeners in Zone 9b organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Glades County, FL. Local conditions may vary. Last updated: April 2026.