When to Plant Guava in USDA Zone 10b
Zone 10b gardeners: here's your May plan
May is a pivotal month for Zone 10b gardens. Focus on these tasks first and you'll set up the rest of the season for success.
Guava is a tropical fruit tree producing fragrant, vitamin C-rich fruits with pink, white, or yellow flesh. Some varieties can tolerate brief cold snaps.
In Zone 10b, the average last spring frost is around January 1 and the first fall frost is around December 31, giving you a growing season of approximately 364 days.
Guava Planting Timeline — Zone 10b
Where Is USDA Zone 10b?
The map below highlights the states that contain Zone 10b. Click any state to see the Guava planting schedule for that location.
Guava Planting Calendar — Zone 10b
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | January 15 | Jan 15 – Jan 29 |
· 36" apart · Rows 48" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | Transplant Outdoors |
| February | — |
| March | — |
| April | — |
| May | — |
| June | — |
| July | — |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Free Zone 10b Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 10b with start dates, transplant windows, and harvest times.
Growing Conditions
Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
Days to Maturity
365–730 days
Soil pH
5 – 7
Zone Temperature Range
°F to °F average annual minimum
Growing Season
364 days (Zone average)
Planting Specifications
| Plant Spacing | 36 inches apart |
| Row Spacing | 48 inches between rows |
Growing Tips for Guava in Zone
Zone has a short growing season (~364 days). Start Guava indoors early and use season-extension techniques like row covers and cold frames.
Plant in a sheltered location with full sun. Water regularly during fruiting. In marginal zones, grow in large containers. Prune to maintain size and shape. Fruits ripen year-round in the tropics.
Companion Planting
Good Companions
The Gardener's Encyclopedia to Companion Planting
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
- Full seed-starting + planting schedule with timing and spacing
- Bonus: square-foot gardening guide + printable seasonal planners
Saving Guava 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
Guava in Other Zones
Guava 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 Guava in Zone 10b?
In Zone 10b, plan your Guava planting around the average last frost date of January 1. Transplant seedlings around January 15.
Can Guava grow in Zone 10b?
Yes, Guava can grow well in Zone 10b, hardy in USDA zones 9a through 11b. Zone 10b has a growing season of approximately 364 days, which is sufficient for Guava (365-730 days to maturity).
What is the last frost date for Zone 10b?
The average last spring frost in Zone 10b is around January 1, and the first fall frost is around December 31. This gives a growing season of approximately 364 days. These are 50% probability dates — actual frost dates vary year to year.
What should I plant next to Guava?
Good companion plants for Guava include Comfrey, Basil. 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.