When to plant Jostaberry in Grant County, KS
Grant County's short 179-day growing season means one Jostaberry planting between May 12 and May 26. No fall crop in Zone 6b.
When to Plant Jostaberry in Grant County, KS
Jostaberry is a thornless hybrid of black currant and gooseberry, producing medium-sized, dark berries with a complex, tart-sweet flavor. It is vigorous and disease-resistant.
Grant County, Kansas is in USDA Zone 6b. The average last spring frost is April 21 and the first fall frost is October 17, giving you a growing season of approximately 179 days.
At an elevation of 1,096 feet, Grant County receives approximately 25.2 inches of rainfall annually with predominantly loam soil. Summer highs average 85°F, providing good warmth for Jostaberry during the growing season.
Grant County Soil Profile
Soil Type
Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Jostaberry Planting Timeline — Grant County, KS
Jostaberry Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | May 12 | May 12 – May 26 |
· 48" apart · Rows 72" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Transplant Outdoors |
| June | — |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
730–1095 days
🧪 Soil pH
Needs 6–6.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
179 days in Grant County
Growing Tips for Grant County
Plant in rich, well-drained soil. No special pruning required beyond removing old wood. Self-fertile but yields improve with a second bush. Berries ripen midsummer.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Jostaberry in Other Locations
Frequently Asked Questions
When should I plant Jostaberry in Grant County, KS?
Grant County is in Zone 6b with an average last frost of April 21. Plan your Jostaberry planting based on this frost date — see the calendar above for exact timing.
What planting zone is Grant County, KS?
Grant County, Kansas is in USDA Hardiness Zone 6b. The average last spring frost is April 21 and first fall frost is October 17.
When should I plant Jostaberry in Grant County, KS?
In Grant County, KS, plant Jostaberry after the last frost (around April 21) and before the first frost (around October 17). Best results when soil holds above 50°F.
What growing zone is Grant County, KS for Jostaberry?
Grant County sits in USDA Zone 6b. Jostaberry grows reliably in zones 3a through 8b, so it's a good fit here.
Can Jostaberry grow in Grant County's climate?
Yes — Jostaberry grows well in Grant County's temperate climate. Grant County averages a 179-day frost-free season, with last frost around April 21 and first frost around October 17.
Your Grant County Garden Planner — Free
A 22-page printable planner built for Grant 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.