Ruby, LA frost dates
Last spring frostMar 1median date
First fall frostNov 22median date
Growing season266 daysfrost-free
Hardiness zone9aZone 9a
How Ruby compares
- In 8 years out of 10, the last spring frost in Ruby falls between February 1 and March 22, a 49-day window. The first fall frost falls between November 2 and December 13.
- The median last frost is 2 days earlier than the Louisiana median of Mar 3.
- Its 266-day growing season is longer than 50% of the 388 Louisiana places with a regular frost season (state median 266 days).
- The last frost is typical for zone 9a, where the median is Mar 3.
- The weather station records an average of 28 nights a year at or below 32°F.
- Compared with Lafayette, LA, 111 km away, the last frost here is 3 days later than there and the growing season is 9 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 1 |
| 50% (median) | March 1 |
| 10% (safe for tender plants) | March 22 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 2 |
| 50% (median) | November 22 |
| 90% (late) | December 13 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Ruby, LA
Ruby, LA frost dates — last frost Mar 1, first frost Nov 22, zone 9a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 7 to Dec 21Transplant outside: Feb 1 to Feb 15
Start indoors: Dec 21 to Jan 4Start indoors: Dec 21 to Jan 4Transplant outside: Mar 15 to Mar 29
Start indoors: Dec 21 to Jan 4Start indoors: Dec 21 to Jan 4Transplant outside: Mar 15 to Mar 29
Start indoors: Jan 4 to Jan 18Transplant outside: Mar 8 to Mar 22
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 8 to Feb 22Sow outdoors: Feb 1 to Mar 8Plant for fall: Sep 27 to Oct 25
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 1 to Feb 15Sow outdoors: Feb 1 to Feb 15Plant for fall: Sep 13 to Oct 4
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 15 to Mar 1Plant for fall: Aug 16 to Sep 6
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 8 to Feb 22Plant for fall: Aug 16 to Sep 6
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 15 to Mar 1Plant for fall: Aug 16 to Sep 6
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 22 to Apr 5Sow outdoors: Mar 22 to Apr 5
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 8 to Mar 22
Sow outdoors: Jan 18 to Feb 8Plant for fall: Aug 30 to Sep 20
Sow outdoors: Jan 18 to Feb 8Plant for fall: Sep 27 to Oct 18
Sow outdoors: Jan 25 to Mar 8Plant for fall: Oct 11 to Nov 1
Start indoors: Feb 1 to Feb 8Transplant outside: Mar 15 to Mar 22Sow outdoors: Mar 8 to Mar 22Plant for fall: Sep 6 to Sep 20
Start indoors: Feb 1 to Feb 8Sow outdoors: Mar 8 to Mar 22Plant for fall: Sep 13 to Sep 27
Start indoors: Feb 1 to Feb 8Sow outdoors: Mar 8 to Mar 22
Start indoors: Feb 1 to Feb 8Transplant outside: Mar 15 to Mar 29
Sow outdoors: Feb 8 to Mar 8Plant for fall: Aug 30 to Sep 13
Sow outdoors: Feb 8 to Mar 8Plant for fall: Sep 13 to Sep 27
Sow outdoors: Feb 8 to Mar 1
Sow outdoors: Feb 15 to Mar 15Plant for fall: Sep 13 to Sep 27
Sow outdoors: Feb 15 to Mar 8Plant for fall: Sep 27 to Oct 18
Sow outdoors: Mar 8 to Mar 29Plant for fall: Sep 6 to Sep 20
Sow outdoors: Mar 8 to Mar 22
Transplant outside: Mar 15 to Apr 5
Plant for fall: Nov 8 to Dec 13
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Ruby, LA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 7 – Dec 21 | Feb 1 – Feb 15 | — | — |
| Peppers | Dec 21 – Jan 4 | Mar 15 – Mar 29 | — | — |
| Eggplant | Dec 21 – Jan 4 | Mar 15 – Mar 29 | — | — |
| Tomatoes | Jan 4 – Jan 18 | Mar 8 – Mar 22 | — | — |
| Lettuce | Jan 4 – Jan 18 | Feb 8 – Feb 22 | Feb 1 – Mar 8 | Sep 27 – Oct 25 |
| Kale | Jan 4 – Jan 18 | Feb 1 – Feb 15 | Feb 1 – Feb 15 | Sep 13 – Oct 4 |
| Broccoli | Jan 4 – Jan 18 | Feb 15 – Mar 1 | — | Aug 16 – Sep 6 |
| Cabbage | Jan 4 – Jan 18 | Feb 8 – Feb 22 | — | Aug 16 – Sep 6 |
| Cauliflower | Jan 4 – Jan 18 | Feb 15 – Mar 1 | — | Aug 16 – Sep 6 |
| Okra | Jan 18 – Feb 1 | Mar 22 – Apr 5 | Mar 22 – Apr 5 | — |
| Basil | Jan 18 – Feb 1 | Mar 8 – Mar 22 | — | — |
| Peas | — | — | Jan 18 – Feb 8 | Aug 30 – Sep 20 |
| Spinach | — | — | Jan 18 – Feb 8 | Sep 27 – Oct 18 |
| Radishes | — | — | Jan 25 – Mar 8 | Oct 11 – Nov 1 |
| Cucumbers | Feb 1 – Feb 8 | Mar 15 – Mar 22 | Mar 8 – Mar 22 | Sep 6 – Sep 20 |
| Zucchini & Summer Squash | Feb 1 – Feb 8 | — | Mar 8 – Mar 22 | Sep 13 – Sep 27 |
| Winter Squash & Pumpkins | Feb 1 – Feb 8 | — | Mar 8 – Mar 22 | — |
| Melons & Watermelon | Feb 1 – Feb 8 | Mar 15 – Mar 29 | — | — |
| Carrots | — | — | Feb 8 – Mar 8 | Aug 30 – Sep 13 |
| Beets | — | — | Feb 8 – Mar 8 | Sep 13 – Sep 27 |
| Potatoes | — | — | Feb 8 – Mar 1 | — |
| Swiss Chard | — | — | Feb 15 – Mar 15 | Sep 13 – Sep 27 |
| Cilantro | — | — | Feb 15 – Mar 8 | Sep 27 – Oct 18 |
| Green Beans | — | — | Mar 8 – Mar 29 | Sep 6 – Sep 20 |
| Sweet Corn | — | — | Mar 8 – Mar 22 | — |
| Sweet Potatoes | — | Mar 15 – Apr 5 | — | — |
| Garlic | — | — | — | Nov 8 – Dec 13 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Lsu Dean Lee Rsch Stn, LA weather station, 15 km away (elevation 69 ft (21 m)).
Frost dates near Ruby
- Center Point Mar 16 · Nov 8
- Echo Feb 28 · Nov 24
- Effie Mar 16 · Nov 8
- Lecompte Mar 1 · Nov 22
- Marksville Feb 28 · Nov 24
- Hessmer Feb 28 · Nov 24
- Pineville Feb 27 · Nov 27
- Cheneyville Feb 28 · Nov 24
- Libuse Mar 16 · Nov 8
- Deville Mar 16 · Nov 8
Frequently asked questions
When is the last frost in Ruby, LA?
The median last spring frost in Ruby, LA is March 1. There is still about a 10% chance of frost after March 22, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Ruby, LA?
The median first fall frost is November 22, with about a 10% chance of frost before November 2.
How long is the growing season in Ruby, LA?
About 266 days between the median last spring frost and first fall frost.
What planting zone is Ruby, LA?
Ruby, LA is in USDA hardiness zone 9a.