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When to Plant Loquat in Mercer County, KY

Mercer County, Kentucky Zone 7a May

Mercer County, Kentucky gardeners: here's your May plan

May is a pivotal month for Mercer County, Kentucky gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost April 13
Avg. first frost October 26
Soil temp (4") 62°F
Watering Low
Pest pressure Low
Daylight 14 hrs
  1. Plant out loquat

    Harden off for 7 days — a little more sun each day — before planting. That's the difference between a seedling that thrives and one that stalls.

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Loquat is an attractive evergreen tree producing clusters of small, tangy-sweet, apricot-colored fruits in late winter to early spring. It also serves as an ornamental shade tree.

Mercer County, Kentucky is in USDA Zone 7a. The average last spring frost is April 13 and the first fall frost is October 26, giving you a growing season of approximately 196 days.

At an elevation of 1,559 feet, Mercer County receives approximately 54.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Loquat during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Loquat root diseases.

Mercer County, KY (Zone 7a) Moderate season
196 days
Last Spring Frost April 13
196 growing days
First Fall Frost October 26
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Mercer County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Apr 28
Recommended (50%) ✓ Fits season
Transplant: May 4
Safe Start (90%) ✓ Fits season
Transplant: May 20

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 Mercer County

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

Soil pH

Your soil pH (5.5–6.6) overlaps with Loquat's range (6.0–7.5), though not a perfect match.

Soil Texture

The silt loam soil in Mercer County is excellent for Loquat — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.4%). Annual compost additions will help Loquat.

How to Plant Loquat

120"
Between Plants
144"
Between Rows

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.2″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Loquat

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

Month Loquat Needs Rainfall You Supplement Action
Jan 4.6" 0" ❄️ Dormant
Feb 4.9" 0" ❄️ Dormant
Mar 4.7" 0" ❄️ Dormant
Apr 4.3" 4.3" 0" ✅ Rainfall sufficient
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 4.7" 0" ✅ Rainfall sufficient
Jul 4.3" 5.7" 0" ✅ Rainfall sufficient
Aug 4.3" 5.5" 0" ✅ Rainfall sufficient
Sep 4.3" 4.6" 0" ✅ Rainfall sufficient
Oct 4.3" 3.2" 1.1" 💧 Light watering
Nov 4.4" 0" ❄️ Dormant
Dec 3.7" 0" ❄️ Dormant

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

Loquat 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.

Loquat needs ~22,356 GDD — county provides 3,430 GDD May not mature

Loquat Planting Timeline — Mercer County, KY

Loquat Planting Calendar

Activity When Date Range
Transplant Outdoors May 4 May 4 – May 18

· 120" apart · Rows 144" apart

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

730–1825 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 7a

📆 Growing Season

196 days in Mercer County

Growing Tips for Loquat in Mercer County

Direct sow Loquat outdoors after April 13 in Mercer County when soil has warmed and frost danger has passed.

Your 196.0-day growing season in Mercer County is tight for Loquat (730.0-1825.0 days to maturity). Start indoors and choose early-maturing varieties.

General growing tips

Plant in a sheltered location to protect winter flowers from frost. Loquats are self-fertile but produce better with cross-pollination. Thin fruit clusters for larger individual fruits.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Loquat in Mercer County, KY?

Mercer County is in Zone 7a with an average last frost of April 13. Plan your Loquat planting based on this frost date — see the calendar above for exact timing.

What planting zone is Mercer County, KY?

Mercer County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 13 and first fall frost is October 26.

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Your Mercer County Garden Planner — Free

A 24-page printable planner built for Mercer County (Zone 7a). 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 Mercer County, KY. Local conditions may vary. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.