When to Plant Mulberries in USDA Zone 9b
This month in Zone 9b
April rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Zone 9b.
Mulberries are fast-growing, long-lived trees that produce abundant sweet-tart berries over an extended harvest period. The berries resemble elongated blackberries.
In Zone 9b, the average last spring frost is around January 25 and the first fall frost is around December 20, giving you a growing season of approximately 329 days.
Mulberries Planting Timeline — Zone 9b
Where Is USDA Zone 9b?
The map below highlights the states that contain Zone 9b. Click any state to see the Mulberries planting schedule for that location.
Mulberries Planting Calendar — Zone 9b
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | February 8 | Feb 8 – Feb 22 |
· 120" apart · Rows 144" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Transplant Outdoors |
| March | — |
| April | — |
| May | — |
| June | — |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Free Zone 9b Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 9b with start dates, transplant windows, and harvest times.
Growing Conditions
Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
Days to Maturity
730–1825 days
Soil pH
5.5 – 7
Zone Temperature Range
°F to °F average annual minimum
Growing Season
329 days (Zone average)
Planting Specifications
| Plant Spacing | 120 inches apart |
| Row Spacing | 144 inches between rows |
Growing Tips for Mulberries in Zone
Zone has a short growing season (~329 days). Start Mulberries indoors early and use season-extension techniques like row covers and cold frames.
Plant away from driveways and patios as fallen berries stain. Minimal pruning is needed. Harvest by shaking branches over a tarp. Birds love mulberries so plant extra.
Companion Planting
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Saving Mulberries Seeds
Recommended for Your Garden
Sharp bypass pruners for clean cuts on fruit trees, berry bushes, and woody herbs.
Start seeds indoors with reusable cell trays and humidity domes.
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Related Plants
Mulberries in Other Zones
Mulberries by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
When should I plant Mulberries in Zone 9b?
In Zone 9b, plan your Mulberries planting around the average last frost date of January 25. Transplant seedlings around February 8.
Can Mulberries grow in Zone 9b?
Yes, Mulberries can grow well in Zone 9b, hardy in USDA zones 4a through 9b. Zone 9b has a growing season of approximately 329 days, which is sufficient for Mulberries (730-1825 days to maturity).
What is the last frost date for Zone 9b?
The average last spring frost in Zone 9b is around January 25, and the first fall frost is around December 20. This gives a growing season of approximately 329 days. These are 50% probability dates — actual frost dates vary year to year.
What should I plant next to Mulberries?
Good companion plants for Mulberries include Comfrey, Chives. These companions can help with pest control, pollination, and nutrient sharing.
Your Free Printable Garden Planner
A 24-page printable planner tailored to your zone. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.