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When to Plant Caraway in Snyder County, PA

Snyder County, Pennsylvania Zone 6b May

Your May planting checklist for Snyder County, Pennsylvania

May rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Snyder County, Pennsylvania.

Avg. last frost April 24
Avg. first frost October 22
Soil temp (4") 61°F
Watering Moderate
Pest pressure Low
Daylight 14.3 hrs
  1. Start caraway under lights

    Label every cell. You will absolutely forget which is which otherwise.

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Caraway is a biennial herb grown for its distinctive crescent-shaped seeds used in rye bread, sauerkraut, and European cuisine. The leaves and roots are also edible.

Snyder County, Pennsylvania is in USDA Zone 6b. The average last spring frost is April 24 and the first fall frost is October 22, giving you a growing season of approximately 181 days.

At an elevation of 163 feet, Snyder County receives approximately 40.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Caraway during the growing season.

Snyder County, PA (Zone 6b) Moderate season
181 days
Last Spring Frost April 24
181 growing days
First Fall Frost October 22

Snyder County Soil Profile

Soil Type

Silt Loam

Soil pH

4.9-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season
Start indoors: Mar 13 Transplant: Apr 10
Recommended (50%) ✓ Fits season
Start indoors: Mar 20 Transplant: Apr 17
Safe Start (90%) ✓ Fits season
Start indoors: Apr 8 Transplant: May 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 Snyder County

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

Soil pH

Your soil pH (4.9–6.2) is more acidic than Caraway prefers (6.0–7.5). Add garden lime to raise pH.

Soil Texture

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

Drainage

Drainage is adequate for Caraway.

Organic Matter

Organic matter is moderate (3.0%). Annual compost additions will help Caraway.

How to Plant Caraway

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Plant Water Budget

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

Monthly Watering Guide for Caraway

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

Month Caraway Needs Rainfall You Supplement Action
Jan 2.7" 0" ❄️ Dormant
Feb 2.7" 0" ❄️ Dormant
Mar 3.1" 0" ❄️ Dormant
Apr 4.3" 3.8" 0.5" 💧 Light watering
May 4.3" 3.1" 1.2" 💧 Light watering
Jun 4.3" 3.7" 0.6" 💧 Light watering
Jul 4.3" 3.9" 0.4" 💧 Light watering
Aug 4.3" 4" 0.3" 💧 Light watering
Sep 4.3" 3.3" 1" 💧 Light watering
Oct 4.3" 3.2" 1.1" 💧 Light watering
Nov 3.1" 0" ❄️ Dormant
Dec 3.3" 0" ❄️ Dormant

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

Caraway 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.

Caraway needs ~6,826 GDD — county provides 3,031 GDD May not mature

Caraway Planting Timeline — Snyder County, PA

Caraway Planting Calendar

Activity When Date Range
Start Indoors March 20 Mar 20 – Apr 3
Transplant Outdoors April 17 Apr 17 – May 1
Direct Sow April 10 Apr 10 – May 1
Fall Sowing August 13 Aug 13 – Aug 27

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

365–450 days

🧪 Soil pH

Needs 6–7.5 · Your soil: too_acidic

🗺️ USDA Zone

Zone 6b

📆 Growing Season

181 days in Snyder County

Growing Tips for Caraway in Snyder County

Direct sow Caraway outdoors after April 24 in Snyder County when soil has warmed and frost danger has passed.

Your 181.0-day growing season in Snyder County is tight for Caraway (365.0-450.0 days to maturity). Start indoors and choose early-maturing varieties.

Common pests for Caraway in this region include carrot rust fly and parsleyworm. Use row covers early in the season and inspect plants weekly.

General growing tips

Direct sow in spring or fall. Caraway produces seeds in its second year. Harvest seed heads when they turn brown. The young leaves can be used like parsley.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Caraway in Snyder County, PA?

Snyder County is in Zone 6b with an average last frost of April 24. Plan your Caraway planting based on this frost date — see the calendar above for exact timing.

What planting zone is Snyder County, PA?

Snyder County, Pennsylvania is in USDA Hardiness Zone 6b. The average last spring frost is April 24 and first fall frost is October 22.

🌱

Your Snyder County Garden Planner — Free

A 24-page printable planner built for Snyder County (Zone 6b). 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 Snyder County, PA. 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.