April in Terni
What to plant in April in Terni
Direct sowing, recommended transplants, and average climate risks for a vegetable garden in Terni in April.
Operational summary
Crop actions
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing12 crops | Swiss chard, Carrot, Tuscan kale, Onion, Fennel, Lettuce, Potato, Pea, Parsley, Radish, Arugula, Spinach | High80.83% |
| Start indoors9 crops | Broccoli, Tuscan kale, Onion, Fennel, Strawberry, Lettuce, Pepper, Rosemary, Sage | High80% |
| Transplants7 crops | Broccoli, Tuscan kale, Onion, Fennel, Strawberry, Lettuce, Sage | High81.43% |
| Wait0 crops | - | - |
Direct sowing (12)
Swiss chardwindow: from April 13 to April 30harvest: from June 1 to June 18›
Carrotwindow: from April 13 to April 30harvest: from June 11 to June 28›
Tuscan kalewindow: from April 9 to April 30harvest: from June 2 to June 23›
Onionwindow: from April 1 to April 30harvest: from June 29 to July 28›
Fennelwindow: from April 27 to April 30harvest: from June 25 to June 28›
Lettucewindow: from April 20 to April 30harvest: from May 24 to June 3›
Potatowindow: from April 20 to April 30harvest: from July 18 to July 28›
Peawindow: from April 9 to April 30harvest: from June 2 to June 23›
Start indoors (9)
Broccolistart indoors: March 9harvest: from June 18 to November 8›
Tuscan kalestart indoors: March 5harvest: from June 2 to November 18›
Onionstart indoors: January 6harvest: from June 20 to November 24›
Fennelstart indoors: March 23harvest: from June 25 to November 8›
Strawberrystart indoors: March 16harvest: from June 11 to November 18›
Lettucestart indoors: March 23harvest: from May 24 to November 8›
Pepperstart indoors: April 30harvest: from August 28 to October 20›
Rosemarystart indoors: April 5harvest: from July 15 to November 8›
Transplants (7)
Broccoliwindow: from April 20 to April 30harvest: from June 18 to June 28›
Tuscan kalewindow: from April 9 to April 30harvest: from June 2 to June 23›
Onionwindow: from April 1 to April 30harvest: from June 29 to July 28›
Fennelwindow: from April 27 to April 30harvest: from June 25 to June 28›
Strawberrywindow: from April 13 to April 30harvest: from June 11 to June 28›
Lettucewindow: from April 20 to April 30harvest: from May 24 to June 3›
Sagewindow: from April 24 to April 30harvest: from June 22 to June 28›
Wait (0)
- -
Crops for this month
| Action | Crops | Success probability |
|---|---|---|
| Direct sowing12 crops | Swiss chardwindow: from April 13 to April 30harvest: from June 1 to June 18Carrotwindow: from April 13 to April 30harvest: from June 11 to June 28Tuscan kalewindow: from April 9 to April 30harvest: from June 2 to June 23Onionwindow: from April 1 to April 30harvest: from June 29 to July 28Fennelwindow: from April 27 to April 30harvest: from June 25 to June 28Lettucewindow: from April 20 to April 30harvest: from May 24 to June 3Potatowindow: from April 20 to April 30harvest: from July 18 to July 28Peawindow: from April 9 to April 30harvest: from June 2 to June 23Parsleywindow: from April 24 to April 30harvest: from July 12 to July 18Radishwindow: from April 9 to April 30harvest: from May 3 to May 24Arugulawindow: from April 9 to April 30harvest: from May 3 to May 24Spinachwindow: from April 9 to April 30harvest: from May 13 to June 3 | High80.83% |
| Start indoors9 crops | Broccolistart indoors: March 9harvest: from June 18 to November 8Tuscan kalestart indoors: March 5harvest: from June 2 to November 18Onionstart indoors: January 6harvest: from June 20 to November 24Fennelstart indoors: March 23harvest: from June 25 to November 8Strawberrystart indoors: March 16harvest: from June 11 to November 18Lettucestart indoors: March 23harvest: from May 24 to November 8Pepperstart indoors: April 30harvest: from August 28 to October 20Rosemarystart indoors: April 5harvest: from July 15 to November 8Sagestart indoors: March 13harvest: from June 22 to November 8 | High80% |
| Transplants7 crops | Broccoliwindow: from April 20 to April 30harvest: from June 18 to June 28Tuscan kalewindow: from April 9 to April 30harvest: from June 2 to June 23Onionwindow: from April 1 to April 30harvest: from June 29 to July 28Fennelwindow: from April 27 to April 30harvest: from June 25 to June 28Strawberrywindow: from April 13 to April 30harvest: from June 11 to June 28Lettucewindow: from April 20 to April 30harvest: from May 24 to June 3Sagewindow: from April 24 to April 30harvest: from June 22 to June 28 | High81.43% |
| Wait0 crops | - | - |
Direct sowing (12)
Swiss chardwindow: from April 13 to April 30harvest: from June 1 to June 18›
Carrotwindow: from April 13 to April 30harvest: from June 11 to June 28›
Tuscan kalewindow: from April 9 to April 30harvest: from June 2 to June 23›
Onionwindow: from April 1 to April 30harvest: from June 29 to July 28›
Fennelwindow: from April 27 to April 30harvest: from June 25 to June 28›
Lettucewindow: from April 20 to April 30harvest: from May 24 to June 3›
Potatowindow: from April 20 to April 30harvest: from July 18 to July 28›
Peawindow: from April 9 to April 30harvest: from June 2 to June 23›
Start indoors (9)
Broccolistart indoors: March 9harvest: from June 18 to November 8›
Tuscan kalestart indoors: March 5harvest: from June 2 to November 18›
Onionstart indoors: January 6harvest: from June 20 to November 24›
Fennelstart indoors: March 23harvest: from June 25 to November 8›
Strawberrystart indoors: March 16harvest: from June 11 to November 18›
Lettucestart indoors: March 23harvest: from May 24 to November 8›
Pepperstart indoors: April 30harvest: from August 28 to October 20›
Rosemarystart indoors: April 5harvest: from July 15 to November 8›
Transplants (7)
Broccoliwindow: from April 20 to April 30harvest: from June 18 to June 28›
Tuscan kalewindow: from April 9 to April 30harvest: from June 2 to June 23›
Onionwindow: from April 1 to April 30harvest: from June 29 to July 28›
Fennelwindow: from April 27 to April 30harvest: from June 25 to June 28›
Strawberrywindow: from April 13 to April 30harvest: from June 11 to June 28›
Lettucewindow: from April 20 to April 30harvest: from May 24 to June 3›
Sagewindow: from April 24 to April 30harvest: from June 22 to June 28›
Wait (0)
- -
Local climate
Altitude and microclimates
- Altitude range
- 96-1114 m a.s.l.
- Total altitude difference
- 1018 m
- Standard deviation
- 236.67 m
- Main altitude bands
- <300 m (39.57%), 300-599 m (37.6%)
In a municipality with this much terrain variation, frost, soil warming, and heat stress can differ between valley or lowland gardens and higher hamlets. Use this month's windows as an average guide and adjust sowing and transplanting to the garden's actual altitude.
Method and limits
Which crop has the clearest window in April in Terni?
Start with Swiss chard for direct sowing during from April 13 to April 30. The estimated harvest is from June 1 to June 18 and the best estimated success rate is 80%.
Should I use indoor seed starting in April in Terni?
For Broccoli, the useful indoor seed period is from March 9 to July 30. The expected transplanting window is from April 20 to September 10 and it is best to start seedlings 42 days earlier.
How should I read April climate for Terni?
Check irrigation and soil moisture: the average dry spell reaches 8.73 days, even with average rain of 61.58 mm. Monthly averages: minimum 6.3 °C, maximum 17.77 °C, rain 61.58 mm, and dry spell 8.73 days.
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
- Municipal altimetry and altitude bands: ISTAT geographic statistics for municipalities 2021
- Local historical climate: NASA POWER Daily API
- Representative weather point: GeoNames
- Crop needs: OrtoClima
- Last data update: June 21, 2026
