Pierre Part, LA frost dates
Last spring frostFeb 21median date
First fall frostDec 5median date
Growing season287 daysfrost-free
Hardiness zone9bZone 9b
How Pierre Part compares
- In 8 years out of 10, the last spring frost in Pierre Part falls between January 23 and March 15, a 51-day window. The first fall frost falls between November 14 and January 6.
- The median last frost is 10 days earlier than the Louisiana median of Mar 3.
- Its 287-day growing season is longer than 86% of the 388 Louisiana places with a regular frost season (state median 266 days).
- The last frost is typical for zone 9b, where the median is Feb 20.
- The weather station records an average of 16 nights a year at or below 32°F.
- Compared with Baton Rouge, LA, 59 km away, the last frost here is 4 days earlier than there and the growing season is 13 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 23 |
| 50% (median) | February 21 |
| 10% (safe for tender plants) | March 15 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 14 |
| 50% (median) | December 5 |
| 90% (late) | January 6 |
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 Pierre Part, LA
Pierre Part, LA frost dates — last frost Feb 21, first frost Dec 5, zone 9b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Nov 29 to Dec 13Transplant outside: Jan 24 to Feb 7
Start indoors: Dec 13 to Dec 27Transplant outside: Mar 7 to Mar 21
Start indoors: Dec 13 to Dec 27Transplant outside: Mar 7 to Mar 21
Start indoors: Dec 27 to Jan 10Start indoors: Dec 27 to Jan 10Transplant outside: Feb 28 to Mar 14
Start indoors: Dec 27 to Jan 10Start indoors: Dec 27 to Jan 10Transplant outside: Jan 31 to Feb 14Sow outdoors: Jan 24 to Feb 28Plant for fall: Oct 10 to Nov 7
Start indoors: Dec 27 to Jan 10Start indoors: Dec 27 to Jan 10Transplant outside: Jan 24 to Feb 7Sow outdoors: Jan 24 to Feb 7Plant for fall: Sep 26 to Oct 17
Start indoors: Dec 27 to Jan 10Start indoors: Dec 27 to Jan 10Transplant outside: Feb 7 to Feb 21Plant for fall: Aug 29 to Sep 19
Start indoors: Dec 27 to Jan 10Start indoors: Dec 27 to Jan 10Transplant outside: Jan 31 to Feb 14Plant for fall: Aug 29 to Sep 19
Start indoors: Dec 27 to Jan 10Start indoors: Dec 27 to Jan 10Transplant outside: Feb 7 to Feb 21Plant for fall: Aug 29 to Sep 19
Start indoors: Jan 10 to Jan 24Transplant outside: Mar 14 to Mar 28Sow outdoors: Mar 14 to Mar 28
Start indoors: Jan 10 to Jan 24Transplant outside: Feb 28 to Mar 14
Sow outdoors: Jan 10 to Jan 31Plant for fall: Sep 12 to Oct 3
Sow outdoors: Jan 10 to Jan 31Plant for fall: Oct 10 to Oct 31
Sow outdoors: Jan 17 to Feb 28Plant for fall: Oct 24 to Nov 14
Start indoors: Jan 24 to Jan 31Transplant outside: Mar 7 to Mar 14Sow outdoors: Feb 28 to Mar 14Plant for fall: Sep 19 to Oct 3
Start indoors: Jan 24 to Jan 31Sow outdoors: Feb 28 to Mar 14Plant for fall: Sep 26 to Oct 10
Start indoors: Jan 24 to Jan 31Sow outdoors: Feb 28 to Mar 14
Start indoors: Jan 24 to Jan 31Transplant outside: Mar 7 to Mar 21
Sow outdoors: Jan 31 to Feb 28Plant for fall: Sep 12 to Sep 26
Sow outdoors: Jan 31 to Feb 28Plant for fall: Sep 26 to Oct 10
Sow outdoors: Jan 31 to Feb 21
Sow outdoors: Feb 7 to Mar 7Plant for fall: Sep 26 to Oct 10
Sow outdoors: Feb 7 to Feb 28Plant for fall: Oct 10 to Oct 31
Sow outdoors: Feb 28 to Mar 21Plant for fall: Sep 19 to Oct 3
Sow outdoors: Feb 28 to Mar 14
Transplant outside: Mar 7 to Mar 28
Plant for fall: Nov 21 to Dec 26
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Pierre Part, LA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 29 – Dec 13 | Jan 24 – Feb 7 | — | — |
| Peppers | Dec 13 – Dec 27 | Mar 7 – Mar 21 | — | — |
| Eggplant | Dec 13 – Dec 27 | Mar 7 – Mar 21 | — | — |
| Tomatoes | Dec 27 – Jan 10 | Feb 28 – Mar 14 | — | — |
| Lettuce | Dec 27 – Jan 10 | Jan 31 – Feb 14 | Jan 24 – Feb 28 | Oct 10 – Nov 7 |
| Kale | Dec 27 – Jan 10 | Jan 24 – Feb 7 | Jan 24 – Feb 7 | Sep 26 – Oct 17 |
| Broccoli | Dec 27 – Jan 10 | Feb 7 – Feb 21 | — | Aug 29 – Sep 19 |
| Cabbage | Dec 27 – Jan 10 | Jan 31 – Feb 14 | — | Aug 29 – Sep 19 |
| Cauliflower | Dec 27 – Jan 10 | Feb 7 – Feb 21 | — | Aug 29 – Sep 19 |
| Okra | Jan 10 – Jan 24 | Mar 14 – Mar 28 | Mar 14 – Mar 28 | — |
| Basil | Jan 10 – Jan 24 | Feb 28 – Mar 14 | — | — |
| Peas | — | — | Jan 10 – Jan 31 | Sep 12 – Oct 3 |
| Spinach | — | — | Jan 10 – Jan 31 | Oct 10 – Oct 31 |
| Radishes | — | — | Jan 17 – Feb 28 | Oct 24 – Nov 14 |
| Cucumbers | Jan 24 – Jan 31 | Mar 7 – Mar 14 | Feb 28 – Mar 14 | Sep 19 – Oct 3 |
| Zucchini & Summer Squash | Jan 24 – Jan 31 | — | Feb 28 – Mar 14 | Sep 26 – Oct 10 |
| Winter Squash & Pumpkins | Jan 24 – Jan 31 | — | Feb 28 – Mar 14 | — |
| Melons & Watermelon | Jan 24 – Jan 31 | Mar 7 – Mar 21 | — | — |
| Carrots | — | — | Jan 31 – Feb 28 | Sep 12 – Sep 26 |
| Beets | — | — | Jan 31 – Feb 28 | Sep 26 – Oct 10 |
| Potatoes | — | — | Jan 31 – Feb 21 | — |
| Swiss Chard | — | — | Feb 7 – Mar 7 | Sep 26 – Oct 10 |
| Cilantro | — | — | Feb 7 – Feb 28 | Oct 10 – Oct 31 |
| Green Beans | — | — | Feb 28 – Mar 21 | Sep 19 – Oct 3 |
| Sweet Corn | — | — | Feb 28 – Mar 14 | — |
| Sweet Potatoes | — | Mar 7 – Mar 28 | — | — |
| Garlic | — | — | — | Nov 21 – Dec 26 |
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 Donaldsonville 4 Sw, LA weather station, 21 km away (elevation 30 ft (9 m)).
Frost dates near Pierre Part
- Paincourtville Feb 21 · Dec 5
- Napoleonville Feb 21 · Dec 5
- Belle Rose Feb 21 · Dec 5
- Plattenville Feb 21 · Dec 5
- White Castle Feb 9 · Dec 13
- Donaldsonville Feb 21 · Dec 5
- Labadieville Feb 5 · Dec 14
- Morgan City Jan 30 · Jan 1
- Berwick Jan 30 · Jan 1
- Patterson Jan 30 · Jan 1
Frequently asked questions
When is the last frost in Pierre Part, LA?
The median last spring frost in Pierre Part, LA is February 21. There is still about a 10% chance of frost after March 15, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Pierre Part, LA?
The median first fall frost is December 5, with about a 10% chance of frost before November 14.
How long is the growing season in Pierre Part, LA?
About 287 days between the median last spring frost and first fall frost.
What planting zone is Pierre Part, LA?
Pierre Part, LA is in USDA hardiness zone 9b.