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When to plant Lentils in Seffner, FL

In Zone 10a (Seffner), direct-sow Lentils between January 4 and January 25 for spring, after the January 25 last-frost mark. A second sowing from October 25 to November 8 extends the harvest into fall.

When to Plant Lentils in Seffner, FL

Hillsborough County, Florida Zone 10a June

Your June planting checklist for Hillsborough County, Florida

Each item below is timed to Hillsborough County, Florida's frost dates and soil temperatures. Skip nothing, stress about nothing.

Avg. last frost January 25
Avg. first frost December 20
Soil temp (4") 88°F
Watering Low
Pest pressure High
Daylight 13.8 hrs
  1. Survive, don't thrive

    June-August is endurance gardening. Keep okra, peppers, sweet potatoes, and southern peas alive. Harvest everything daily before the heat damages produce on the vine.

  2. Start fall tomato seeds indoors

    Yes, indoors — under lights or in AC. They'll be ready to transplant in August when temperatures briefly moderate.

  3. Add compost to empty beds

    Empty beds get a thick layer of compost + mulch to suppress weeds and feed the soil for fall planting.

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Lentils are an ancient pulse crop producing small, lens-shaped seeds packed with protein and iron. They grow on short, bushy plants and are surprisingly easy to cultivate.

Seffner, Florida is in USDA Zone 10a. The average last spring frost is January 25 and the first fall frost is December 20, giving you a growing season of approximately 329 days.

At an elevation of 63 feet, Hillsborough County receives approximately 54.4 inches of rainfall annually with predominantly sand soil. Summer highs average 98°F, so Lentils may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Lentils will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Lentils root diseases.

Seffner, FL (Zone 10a) Year-round
329 days
Last Spring Frost January 25
329 growing days
First Fall Frost December 20

Seffner Soil Profile

Soil Type

Sand

Soil pH

4.9-5.9

Drainage

Well Drained

Lentils Planting Risk Windows

Early Start (70% safe) ✓ Fits season (200 days to spare)
Start indoors: Dec 20 Transplant: Jan 17 🍅 Harvest: Apr 11 – May 23
Recommended (50%) ✓ Fits season (203 days to spare)
Start indoors: Dec 28 Transplant: Jan 25 🍅 Harvest: Apr 19 – May 31
Safe Start (90%) ✓ Fits season (179 days to spare)
Start indoors: Jan 26 Transplant: Feb 23 🍅 Harvest: May 18 – Jun 29

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.

Soil Compatibility in Seffner

How your county's soil matches Lentils's growing requirements.

Soil pH

Your soil pH (4.9–5.9) is more acidic than Lentils prefers (6.0–8.0). Add garden lime to raise pH.

Soil Texture

Sandy soil in Hillsborough County warms quickly in spring but drains fast. Lentils will need more frequent watering and regular compost additions to retain nutrients.

Drainage

Drainage is adequate for Lentils.

Organic Matter

Organic matter is low (1.5%). Add 2-3 inches of compost before planting Lentils.

How to Plant Lentils

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

Fall planting: Sow 8 weeks before your first frost date for a fall harvest.

Succession Planting Lentils

4
successive plantings in your 329-day season

Sow every 9.1 weeks. Last sowing by Sep 01 to harvest before frost.

For a dedicated fall crop, sow by Oct 25.

Lentils Water Budget

Plant needs
0.6″/week
Rainfall provides
0.7″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 309 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Lentils

Lentils needs approximately 0.6 inches of water per week (2.6" per month). Here's how your county's rainfall compares month by month.

Month Lentils Needs Rainfall You Supplement Action
Jan 2.6" 2.3" 0.3" 💧 Light watering
Feb 2.6" 2.7" 0" ✅ Rainfall sufficient
Mar 2.6" 2.9" 0" ✅ Rainfall sufficient
Apr 2.6" 2.1" 0.5" 💧 Light watering
May 2.6" 3.8" 0" ✅ Rainfall sufficient
Jun 2.6" 8.1" 0" ✅ Rainfall sufficient
Jul 2.6" 8" 0" ✅ Rainfall sufficient
Aug 2.6" 8" 0" ✅ Rainfall sufficient
Sep 2.6" 7.7" 0" ✅ Rainfall sufficient
Oct 2.6" 4.5" 0" ✅ Rainfall sufficient
Nov 2.6" 2" 0.6" 💧 Light watering
Dec 2.6" 2.4" 0.2" 💧 Light watering

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

Lentils Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Lentils needs ~2,232 GDD — county provides 7,755 GDD Excellent fit

Lentils Planting Timeline — Seffner, FL

Lentils 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 April 19 Apr 19 – May 31
Fall Sowing October 25 Oct 25 – Nov 8

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
April Harvest
May Harvest
June
July
August
September
October Fall Sowing
November Fall Sowing
December Start Indoors

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.6"/week · Only during dry spells

📅 Days to Maturity

80–110 days

🧪 Soil pH

Needs 6–8 · Your soil: too_acidic

🗺️ USDA Zone

Zone 10a

📆 Growing Season

329 days in Hillsborough County

Growing Tips for Lentils in Seffner

Direct sow Lentils outdoors after January 25 in Hillsborough County when soil has warmed and frost danger has passed.

Sandy soil in Hillsborough County dries quickly — mulch Lentils with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

With summer highs reaching 98°F in Hillsborough County, provide afternoon shade for Lentils and water deeply in the morning.

Common pests for Lentils in this region include bean beetles and aphids. Use row covers early in the season and inspect plants weekly.

General growing tips

Direct sow in early spring as lentils tolerate frost. Provide short supports as plants tend to lodge. Harvest when lower pods turn brown. Pull entire plants and dry in bundles.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Check more plant combinations with our Companion Planting Checker →

When should I plant Lentils in Seffner, FL?

In Seffner, FL, plant Lentils after the last frost (around January 25) and before the first frost (around December 20). Best results when soil holds above 50°F.

What growing zone is Seffner, FL for Lentils?

Seffner sits in USDA Zone 10a. Lentils grows reliably in zones 2a through 10b, so it's a good fit here.

Can Lentils grow in Seffner's climate?

Yes — Lentils grows well in Seffner's temperate climate. Seffner averages a 330-day frost-free season, with last frost around January 25 and first frost around December 20.

🌱

Your Hillsborough County Garden Planner — Free

A 22-page printable planner built for Hillsborough County (Zone 10a). 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 Hillsborough County, FL. Local conditions may vary. Last updated: June 2026.