Blog

When to plant Boysenberries in Phillips County, KS

Plant Boysenberries in Phillips County during the brief May 20–June 3 window. With 164 frost-free days, fall plantings can't mature before October 10.

When to Plant Boysenberries in Phillips County, KS

Boysenberries are a cross between raspberries, blackberries, and loganberries, producing large, dark, intensely flavored berries. They are excellent for jams and pies.

Phillips County, Kansas is in USDA Zone 6a. The average last spring frost is April 29 and the first fall frost is October 10, giving you a growing season of approximately 164 days.

At an elevation of 929 feet, Phillips County receives approximately 32.1 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Boysenberries to ensure they mature before fall.

Phillips County, KS (Zone 6a) Moderate season
164 days
Last Spring Frost April 29
164 growing days
First Fall Frost October 10

Phillips County Soil Profile

Soil Type

Loam

Soil pH

6.7-7.5

Drainage

Well Drained

Monthly Watering Guide for Boysenberries

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

Month Boysenberries Needs Rainfall You Supplement Action
Jan 0.9" 0" ❄️ Dormant
Feb 1.2" 0" ❄️ Dormant
Mar 2.2" 0" ❄️ Dormant
Apr 4.3" 3.8" 0.5" 💧 Light watering
May 4.3" 5.1" 0" ✅ Rainfall sufficient
Jun 4.3" 5.4" 0" ✅ Rainfall sufficient
Jul 4.3" 3.8" 0.5" 💧 Light watering
Aug 4.3" 3.2" 1.1" 💧 Light watering
Sep 4.3" 3" 1.3" 💧 Light watering
Oct 4.3" 1.7" 2.6" 🚿 Regular watering
Nov 1.1" 0" ❄️ Dormant
Dec 0.8" 0" ❄️ Dormant

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

Boysenberries Planting Timeline — Phillips County, KS

Boysenberries Planting Calendar

Activity When Date Range
Transplant Outdoors May 20 May 20 – Jun 3

· 24" apart · Rows 72" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

365–730 days

🧪 Soil pH

Needs 5.5–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

164 days in Phillips County

Growing Tips for Phillips County

Provide strong trellising for vigorous canes. Prune spent canes to ground after harvest. Mulch heavily to retain moisture. Protect from wind to prevent cane damage.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Boysenberries in Phillips County, KS?

Phillips County is in Zone 6a with an average last frost of April 29. Plan your Boysenberries planting based on this frost date — see the calendar above for exact timing.

What planting zone is Phillips County, KS?

Phillips County, Kansas is in USDA Hardiness Zone 6a. The average last spring frost is April 29 and first fall frost is October 10.

When should I plant Boysenberries in Phillips County, KS?

In Phillips County, KS, plant Boysenberries after the last frost (around April 29) and before the first frost (around October 10). Best results when soil holds above 50°F.

What growing zone is Phillips County, KS for Boysenberries?

Phillips County sits in USDA Zone 6a. Boysenberries grows reliably in zones 5a through 10b, so it's a good fit here.

Can Boysenberries grow in Phillips County's climate?

Yes — Boysenberries grows well in Phillips County's temperate climate. Phillips County averages a 164-day frost-free season, with last frost around April 29 and first frost around October 10.

🌱

Your Phillips County Garden Planner — Free

A 22-page printable planner built for Phillips County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Phillips County, KS. Local conditions may vary. Last updated: July 2026.

Sources & credits

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