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When to plant Kai Lan in Hernando County, FL

For Kai Lan in Hernando County, the safe spring window opens around January 4 and closes around January 25. Last expected frost is January 25, first fall frost December 16, giving a 326-day growing season. A second sowing from October 21 to November 4 extends the harvest into fall.

When to Plant Kai Lan in Hernando County, FL

Kai lan (Chinese broccoli) is a brassica grown for its thick, glossy stems and small flower buds. It has a slightly bitter, broccoli-like flavor essential in Cantonese cooking.

Hernando County, Florida is in USDA Zone 9b. The average last spring frost is January 25 and the first fall frost is December 16, giving you a growing season of approximately 325 days.

At an elevation of 245 feet, Hernando County receives approximately 51.5 inches of rainfall annually with predominantly sand soil. Summer highs average 99°F, so Kai Lan may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Kai Lan will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Kai Lan root diseases.

Hernando County, FL (Zone 9b) Year-round
325 days
Last Spring Frost January 25
325 growing days
First Fall Frost December 16

Hernando County Soil Profile

Soil Type

Sand

Soil pH

5.1-5.9

Drainage

Well Drained

Monthly Watering Guide for Kai Lan

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

Month Kai Lan Needs Rainfall You Supplement Action
Jan 4.3" 2.6" 1.7" 💧 Light watering
Feb 4.3" 2.5" 1.8" 💧 Light watering
Mar 4.3" 3" 1.3" 💧 Light watering
Apr 4.3" 2.2" 2.1" 💧 Light watering
May 4.3" 3.3" 1" 💧 Light watering
Jun 4.3" 7.1" 0" ✅ Rainfall sufficient
Jul 4.3" 7.5" 0" ✅ Rainfall sufficient
Aug 4.3" 6.7" 0" ✅ Rainfall sufficient
Sep 4.3" 6.8" 0" ✅ Rainfall sufficient
Oct 4.3" 5.1" 0" ✅ Rainfall sufficient
Nov 4.3" 2.4" 1.9" 💧 Light watering
Dec 4.3" 2.2" 2.1" 💧 Light watering

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

Kai Lan Planting Timeline — Hernando County, FL

Kai Lan Planting Calendar

Activity When Date Range
Start Indoors December 28 Dec 28 – Jan 11
Transplant Outdoors January 25 Jan 25 – Feb 8
Direct Sow January 4 Jan 4 – Jan 25
Harvest March 15 Mar 15 – Apr 12
Fall Sowing October 21 Oct 21 – Nov 4

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

Month-by-Month Timeline

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

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 9b

📆 Growing Season

325 days in Hernando County

Growing Tips for Hernando County

Direct sow in spring or fall. Harvest when flower buds first appear but before they open. Cut stems at the base to encourage side shoots. Prefers cool weather.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Kai Lan in Hernando County, FL?

Hernando County is in Zone 9b with an average last frost of January 25. Plan your Kai Lan planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hernando County, FL?

Hernando County, Florida is in USDA Hardiness Zone 9b. The average last spring frost is January 25 and first fall frost is December 16.

When should I plant Kai Lan in Hernando County, FL?

In Hernando County, FL, plant Kai Lan after the last frost (around January 25) and before the first frost (around December 16). Best results when soil holds above 50°F.

What growing zone is Hernando County, FL for Kai Lan?

Hernando County sits in USDA Zone 9b. Kai Lan grows reliably in zones 2a through 11b, so it's a good fit here.

Can Kai Lan grow in Hernando County's climate?

Yes — Kai Lan grows well in Hernando County's temperate climate. Hernando County averages a 326-day frost-free season, with last frost around January 25 and first frost around December 16.

🌱

Your Hernando County Garden Planner — Free

A 22-page printable planner built for Hernando County (Zone 9b). 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 Hernando County, FL. Local conditions may vary. Last updated: July 2026.

Sources & credits

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