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When to Plant Loquat in Shasta County, CA

Shasta County, California Zone 9a May

Your May game plan for Shasta County, California

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

Avg. last frost June 6
Avg. first frost September 21
Soil temp (4") 70°F
Watering Critical
Pest pressure High
Daylight 14.3 hrs
To set up a strong June, finish these tasks
  • Transplants going out: loquat

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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.

Shasta County, California is in USDA Zone 9a. The average last spring frost is June 6 and the first fall frost is September 21, giving you a growing season of approximately 107 days.

At an elevation of 81 feet, Shasta County receives approximately 40.5 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 85°F, providing good warmth for Loquat during the growing season. Sandy soil warms quickly in spring — great for early planting — but Loquat will need more frequent watering and organic matter to retain nutrients.

Shasta County, CA (Zone 9a) Short season
107 days
Last Spring Frost June 6
107 growing days
First Fall Frost September 21

Shasta County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.7-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Transplant: Jun 6
Recommended (50%) ✓ Fits season
Transplant: Jun 20
Safe Start (90%) ✓ Fits season
Transplant: Jul 6

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 Shasta County

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

Soil pH

Your soil pH (5.7–6.8) overlaps with Loquat's range (6.0–7.5), though not a perfect match.

Soil Texture

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

Organic Matter

Organic matter is moderate (2.6%). 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
1.6″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 8/10 — 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 7.7" 0" ❄️ Dormant
Feb 8" 0" ❄️ Dormant
Mar 6.8" 0" ❄️ Dormant
Apr 3.2" 0" ❄️ Dormant
May 1" 0" ❄️ Dormant
Jun 4.3" 0.2" 4.1" 🚿 Regular watering
Jul 4.3" 0" 4.3" 🚿 Regular watering
Aug 4.3" 0" 4.3" 🚿 Regular watering
Sep 4.3" 0.4" 3.9" 🚿 Regular watering
Oct 1.6" 0" ❄️ Dormant
Nov 4.4" 0" ❄️ Dormant
Dec 7.1" 0" ❄️ Dormant

Water needs are for active growing months only (Jun–Sep in Shasta 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 ~17,566 GDD — county provides 1,471 GDD May not mature

Loquat Planting Timeline — Shasta County, CA

Loquat Planting Calendar

Activity When Date Range
Transplant Outdoors June 20 Jun 20 – Jul 4

· 120" apart · Rows 144" apart

Month-by-Month Timeline

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

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 9a

📆 Growing Season

107 days in Shasta County

Growing Tips for Loquat in Shasta County

Direct sow Loquat outdoors after June 06 in Shasta County when soil has warmed and frost danger has passed.

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

Your 107.0-day growing season in Shasta 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 Shasta County, CA?

Shasta County is in Zone 9a with an average last frost of June 6. Plan your Loquat planting based on this frost date — see the calendar above for exact timing.

What planting zone is Shasta County, CA?

Shasta County, California is in USDA Hardiness Zone 9a. The average last spring frost is June 6 and first fall frost is September 21.

🌱

Your Shasta County Garden Planner — Free

A 24-page printable planner built for Shasta County (Zone 9a). 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 Shasta County, CA. 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.