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When to plant Asparagus in Collier County County,

Collier County County's 365-day season only supports one Asparagus planting per year. Sow between January 26 and February 9 for the best chance at full maturity before December 31.

When to Plant Asparagus in Collier County, FL

Asparagus

Asparagus is a long-lived perennial vegetable that produces tender spears each spring for 15-20 years once established. It requires patience but rewards with reliable harvests.

Collier County, Florida is in USDA Zone 10b. The average last spring frost is January 12 and the first fall frost is April 15, giving you a growing season of approximately 93 days.

At an elevation of 185 feet, Collier County receives approximately 61.3 inches of rainfall annually with predominantly sand soil. Summer highs average 85°F, providing good warmth for Asparagus during the growing season. Sandy soil warms quickly in spring — great for early planting — but Asparagus will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Asparagus root diseases.

Collier County, FL (Zone 10b) Very short season
93 days
Last Spring Frost January 12
93 growing days
First Fall Frost April 15

Collier County Soil Profile

Soil Type

Sand

Soil pH

5-6.2

Drainage

Well Drained

Monthly Watering Guide for Asparagus

Asparagus needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Asparagus Needs Rainfall You Supplement Action
Jan 4.3" 2.8" 1.5" 💧 Light watering
Feb 4.3" 3.3" 1" 💧 Light watering
Mar 4.3" 4.1" 0.2" 💧 Light watering
Apr 4.3" 2.4" 1.9" 💧 Light watering
May 4.3" 3.7" 0.6" 💧 Light watering
Jun 4.3" 7.5" 0" ✅ Rainfall sufficient
Jul 4.3" 10" 0" ✅ Rainfall sufficient
Aug 4.3" 9" 0" ✅ Rainfall sufficient
Sep 4.3" 8.4" 0" ✅ Rainfall sufficient
Oct 4.3" 5.6" 0" ✅ Rainfall sufficient
Nov 2.3" 0" ❄️ Dormant
Dec 2.2" 0" ❄️ Dormant

Water needs are for active growing months only (Jan–Oct in Collier County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Asparagus Planting Timeline — Collier County, FL

Asparagus Planting Calendar

Activity When Date Range
Transplant Outdoors January 26 Jan 26 – Feb 9

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

MonthActivities
January Transplant Outdoors
February Transplant Outdoors
March
April
May
June
July
August
September
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

730–1095 days

🧪 Soil pH

Needs 6.5–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 10b

📆 Growing Season

93 days in Collier County

Growing Tips for Collier County

Plant crowns in deep trenches with compost. Do not harvest spears for the first two years to allow root establishment. Mulch heavily to suppress weeds and retain moisture.

Companion Planting

Good Companions

Avoid Planting Near

  • Garlic
  • Onion

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Asparagus in Collier County, FL?

Collier County is in Zone 10b with an average last frost of January 12. Plan your Asparagus planting based on this frost date — see the calendar above for exact timing.

What planting zone is Collier County, FL?

Collier County, Florida is in USDA Hardiness Zone 10b. The average last spring frost is January 12 and first fall frost is .

When should I plant Asparagus in Collier County County, ?

In Collier County County, , plant Asparagus after the last frost (around January 1) and before the first frost (around December 31). Best results when soil holds above 50°F.

What growing zone is Collier County County, for Asparagus?

Collier County County sits in USDA Zone 10b. Asparagus grows reliably in zones 3a through 10b, so it's a good fit here.

Can Asparagus grow in Collier County County's climate?

Yes — Asparagus grows well in Collier County County's temperate climate. Collier County County averages a 365-day frost-free season, with last frost around January 1 and first frost around December 31.

🌱

Your Collier County Garden Planner — Free

A 22-page printable planner built for Collier County (Zone 10b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Collier County, FL. Local conditions may vary. Last updated: June 2026.

Sources & credits

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