March in Trieste
What to plant in March in Trieste
Direct sowing, recommended transplants, and average climate risks for a vegetable garden in Trieste in March.
Operational summary
Crop actions
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing6 crops | Tuscan kale, Onion, Pea, Radish, Arugula, Spinach | High80% |
| Start indoors7 crops | Broccoli, Tuscan kale, Fennel, Strawberry, Lettuce, Rosemary, Sage | High80% |
| Transplants2 crops | Tuscan kale, Onion | High80% |
| Wait2 crops | Swiss chard, Carrot | Low50% |
Direct sowing (6)
Tuscan kalewindow: from March 28 to March 31harvest: from May 21 to May 24›
Onionwindow: from March 11 to March 31harvest: from June 8 to June 28›
Peawindow: from March 28 to March 31harvest: from May 21 to May 24›
Radishwindow: from March 28 to March 31harvest: from April 21 to April 24›
Arugulawindow: from March 28 to March 31harvest: from April 22 to April 25›
Spinachwindow: from March 28 to March 31harvest: from May 1 to May 4›
Start indoors (7)
Broccolistart indoors: February 27harvest: from June 7 to November 13›
Tuscan kalestart indoors: February 22harvest: from May 21 to November 24›
Fennelstart indoors: March 20harvest: from June 22 to November 10›
Strawberrystart indoors: March 16harvest: from June 11 to November 23›
Lettucestart indoors: March 12harvest: from May 13 to November 9›
Rosemarystart indoors: March 29harvest: from July 8 to November 10›
Sagestart indoors: March 13harvest: from June 22 to November 13›
Transplants (2)
Wait (2)
Crops for this month
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing6 crops | Tuscan kalewindow: from March 28 to March 31harvest: from May 21 to May 24Onionwindow: from March 11 to March 31harvest: from June 8 to June 28Peawindow: from March 28 to March 31harvest: from May 21 to May 24Radishwindow: from March 28 to March 31harvest: from April 21 to April 24Arugulawindow: from March 28 to March 31harvest: from April 22 to April 25Spinachwindow: from March 28 to March 31harvest: from May 1 to May 4 | High80% |
| Start indoors7 crops | Broccolistart indoors: February 27harvest: from June 7 to November 13Tuscan kalestart indoors: February 22harvest: from May 21 to November 24Fennelstart indoors: March 20harvest: from June 22 to November 10Strawberrystart indoors: March 16harvest: from June 11 to November 23Lettucestart indoors: March 12harvest: from May 13 to November 9Rosemarystart indoors: March 29harvest: from July 8 to November 10Sagestart indoors: March 13harvest: from June 22 to November 13 | High80% |
| Transplants2 crops | Tuscan kalewindow: from March 28 to March 31harvest: from May 21 to May 24Onionwindow: from March 11 to March 31harvest: from June 8 to June 28 | High80% |
| Wait2 crops | Swiss chardwindow: from March 23 to March 31harvest: from May 11 to May 19Carrotwindow: from March 23 to March 31harvest: from May 21 to May 29 | Low50% |
Direct sowing (6)
Tuscan kalewindow: from March 28 to March 31harvest: from May 21 to May 24›
Onionwindow: from March 11 to March 31harvest: from June 8 to June 28›
Peawindow: from March 28 to March 31harvest: from May 21 to May 24›
Radishwindow: from March 28 to March 31harvest: from April 21 to April 24›
Arugulawindow: from March 28 to March 31harvest: from April 22 to April 25›
Spinachwindow: from March 28 to March 31harvest: from May 1 to May 4›
Start indoors (7)
Broccolistart indoors: February 27harvest: from June 7 to November 13›
Tuscan kalestart indoors: February 22harvest: from May 21 to November 24›
Fennelstart indoors: March 20harvest: from June 22 to November 10›
Strawberrystart indoors: March 16harvest: from June 11 to November 23›
Lettucestart indoors: March 12harvest: from May 13 to November 9›
Rosemarystart indoors: March 29harvest: from July 8 to November 10›
Sagestart indoors: March 13harvest: from June 22 to November 13›
Transplants (2)
Wait (2)
Method and limits
What should I start with in March in Trieste?
Start with Tuscan kale for direct sowing during from March 28 to March 31. The estimated harvest is from May 21 to May 24 and the best estimated success rate is 80%.
Which crop can be started indoors in March?
For Broccoli, the useful indoor seed period is from February 27 to August 4. The expected transplanting window is from April 9 to September 15 and it is best to start seedlings 42 days earlier.
What should I watch in March in Trieste?
Check night temperatures: with an average minimum of 4.16 °C, germination and sensitive transplants can slow down. Check irrigation and soil moisture: the average dry spell reaches 13.5 days, even with average rain of 65.1 mm. Monthly averages: minimum 4.16 °C, maximum 11.16 °C, rain 65.1 mm, and dry spell 13.5 days.
Why wait on Swiss chard in March?
The available Swiss chard window is from March 23 to March 31 and remains classified as risky. The best estimated success rate is 50%; before starting, check: overall climate risk is moderate.
Sources and limits
Use these dates as practical guidance, not fixed deadlines. Exposure, soil, containers, irrigation, and the next few days' forecast can move the right timing earlier or later.
- Municipality registry: ISTAT
- Local historical climate: NASA POWER Daily API
- Representative weather point: GeoNames
- Crop needs: OrtoClima
- Last data update: June 21, 2026


