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When to plant Hyssop in Bingham County, ID

Bingham County's short 123-day growing season means one Hyssop planting between May 28 and June 11. No fall crop in Zone 5b.

When to Plant Hyssop in Bingham County, ID

Hyssop is a semi-evergreen perennial herb with intense blue flower spikes that attract bees and butterflies. It has a minty, slightly bitter flavor used in liqueurs and teas.

Bingham County, Idaho is in USDA Zone 5b. The average last spring frost is May 21 and the first fall frost is September 21, giving you a growing season of approximately 123 days.

At an elevation of 8,345 feet, Bingham County receives approximately 24.5 inches of rainfall annually with predominantly loam soil. Summer highs average 86°F, providing good warmth for Hyssop during the growing season.

Bingham County, ID (Zone 5b) Short season
123 days
Last Spring Frost May 21
123 growing days
First Fall Frost September 21

Bingham County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Hyssop Planting Timeline — Bingham County, ID

Hyssop Planting Calendar

Activity When Date Range
Transplant Outdoors May 28 May 28 – Jun 11
Harvest August 6 Aug 6 – Oct 8

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

70–90 days

🧪 Soil pH

Needs 6–8 · Your soil: N/A

🗺️ USDA Zone

Zone 5b

📆 Growing Season

123 days in Bingham County

Growing Tips for Bingham County

Start seeds indoors or direct sow in spring. Prune back in early spring to encourage bushy growth. Hyssop is drought-tolerant once established and thrives in poor soil.

Companion Planting

Good Companions

Avoid Planting Near

  • Radish

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Hyssop in Bingham County, ID?

Bingham County is in Zone 5b with an average last frost of May 21. Plan your Hyssop planting based on this frost date — see the calendar above for exact timing.

What planting zone is Bingham County, ID?

Bingham County, Idaho is in USDA Hardiness Zone 5b. The average last spring frost is May 21 and first fall frost is September 21.

When should I plant Hyssop in Bingham County, ID?

In Bingham County, ID, plant Hyssop after the last frost (around May 21) and before the first frost (around September 21). Best results when soil holds above 50°F.

What growing zone is Bingham County, ID for Hyssop?

Bingham County sits in USDA Zone 5b. Hyssop grows reliably in zones 3a through 9b, so it's a good fit here.

Can Hyssop grow in Bingham County's climate?

Yes — Hyssop grows well in Bingham County's temperate climate. Bingham County averages a 123-day frost-free season, with last frost around May 21 and first frost around September 21.

🌱

Your Bingham County Garden Planner — Free

A 22-page printable planner built for Bingham County (Zone 5b). 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 Bingham County, ID. Local conditions may vary. Last updated: July 2026.

Sources & credits

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