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When to Plant Mizuna in Newton County, TX

Mizuna is a mild-flavored Japanese mustard green with feathery, deeply serrated leaves. It is fast-growing and makes an excellent addition to salads and stir-fries.

Newton County, Texas is in USDA Zone 8b. The average last spring frost is March 9 and the first fall frost is November 16, giving you a growing season of approximately 252 days.

At an elevation of 33 feet, Newton County receives approximately 77 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 92Β°F, providing good warmth for Mizuna during the growing season. Sandy soil warms quickly in spring β€” great for early planting β€” but Mizuna will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Mizuna root diseases.

Newton County, TX (Zone 8b) Long season
252 days
Last Spring Frost March 9
252 growing days
First Fall Frost November 16

Newton County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.3-6.3

Drainage

Well Drained

Monthly Watering Guide for Mizuna

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

Month Mizuna Needs Rainfall You Supplement Action
Jan β€” 1.8" 0" ❄️ Dormant
Feb β€” 2.6" 0" ❄️ Dormant
Mar 4.3" 5.1" 0" βœ… Rainfall sufficient
Apr 4.3" 8.6" 0" βœ… Rainfall sufficient
May 4.3" 10.7" 0" βœ… Rainfall sufficient
Jun 4.3" 11.9" 0" βœ… Rainfall sufficient
Jul 4.3" 9.9" 0" βœ… Rainfall sufficient
Aug 4.3" 9.3" 0" βœ… Rainfall sufficient
Sep 4.3" 7.4" 0" βœ… Rainfall sufficient
Oct 4.3" 5.4" 0" βœ… Rainfall sufficient
Nov 4.3" 2.7" 1.6" πŸ’§ Light watering
Dec β€” 1.8" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Newton County). Supplement amounts are based on average rainfall β€” actual needs vary with temperature, soil, and mulching.

Mizuna Planting Timeline β€” Newton County, TX

Mizuna Planting Calendar

Activity When Date Range
Start Indoors February 2 Feb 2 – Feb 16
Transplant Outdoors March 9 Mar 9 – Mar 23
Direct Sow February 23 Feb 23 – Mar 16
Harvest April 13 Apr 13 – May 11
Fall Sowing September 7 Sep 7 – Sep 21

Plant 0.5" deep Β· 6" apart Β· Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Partial Shade (3-6 hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

30–45 days

πŸ§ͺ Soil pH

Needs 6–7.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8b

πŸ“† Growing Season

252 days in Newton County

Growing Tips for Newton County

Direct sow in spring or fall. Harvest outer leaves as needed for a cut-and-come-again approach. Mizuna is one of the most cold-tolerant Asian greens.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Mizuna in Newton County, TX?

Newton County is in Zone 8b with an average last frost of March 9. Plan your Mizuna planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Newton County, TX?

Newton County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 9 and first fall frost is November 16.

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Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Newton County gardeners in Zone 8b organize planting dates, track what's growing, and never miss a planting window.

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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 Newton County, TX. Local conditions may vary. Last updated: April 2026.