What to plant in September in Comiso This page summarizes what is worth doing in September in Comiso, using typical weather for the period and local sowing and transplanting windows.
Summary Recommended direct sowing 17 Indoor seed starts 6 Recommended transplants 14 Crops to wait on 0 September in Comiso is a month rich in garden options. There are 24 useful crops: Garlic, Swiss chard, Broccoli, Carrot, Tuscan kale, Cucumber, Onion, Green bean, Fennel, Strawberry, Lettuce, Eggplant, Potato, Pepper, Pea, Tomato, Parsley, Radish, Rosemary, Arugula, Sage, Spinach, Pumpkin, Zucchini. The same card can combine direct sowing, indoor seed starts, transplanting when they overlap in the month.
Before starting, watch especially for: overall climate risk is moderate.
Crops for this month Each crop appears once. Inside the card you can see the useful options for the month, such as direct sowing, indoor starts, transplanting, or a cautious wait.
Direct sowing: all SeptemberEstimated harvest: June 1Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 20 to November 18Success probability: 100%Climate attention: high dry spellTransplanting: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: medium heat, high dry spellDirect sowing: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 25 to November 23Success probability: 100%Climate attention: high dry spellTransplanting: all SeptemberEstimated harvest: from October 25 to November 23Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 20 to November 18Success probability: 100%Climate attention: high dry spellStart indoors: from April 21 to September 14Expected transplant: 21 days after sowing (from May 12 to October 5)Transplanting: all SeptemberEstimated harvest: from October 20 to November 18Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from November 29 to December 28Success probability: 100%Climate attention: high dry spellTransplanting: all SeptemberEstimated harvest: from November 29 to December 28Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 20 to November 18Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: medium heat, high dry spellStart indoors: from February 19 to September 25Expected transplant: 35 days after sowing (from March 25 to October 30)Transplanting: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: medium heat, high dry spellStart indoors: all SeptemberExpected transplant: 28 days after sowing (from February 28 to October 31)Transplanting: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 5 to November 3Success probability: 100%Climate attention: medium heat, medium dry spellTransplanting: all SeptemberEstimated harvest: from October 5 to November 3Success probability: 100%Climate attention: medium heat, medium dry spellTransplanting: from September 1 to September 8Estimated harvest: from November 9 to November 16Success probability: 80%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from November 29 to December 28Success probability: 97%Climate attention: high dry spellTransplanting: from September 1 to September 20Estimated harvest: from November 4 to November 23Success probability: 83%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 25 to November 23Success probability: 100%Climate attention: medium heat, high dry spellTransplanting: from September 1 to September 23Estimated harvest: from November 9 to December 4Success probability: 87%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from November 19 to December 18Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from September 25 to October 24Success probability: 100%Climate attention: medium heat, medium dry spellStart indoors: from February 29 to September 17Expected transplant: 42 days after sowing (from April 11 to October 29)Transplanting: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from September 25 to October 24Success probability: 100%Climate attention: high heat, medium dry spellStart indoors: from February 12 to September 19Expected transplant: 42 days after sowing (from March 25 to October 31)Transplanting: all SeptemberEstimated harvest: from October 30 to November 28Success probability: 100%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 5 to November 3Success probability: 100%Climate attention: high heat, medium dry spellDirect sowing: from September 1 to September 14Estimated harvest: from November 29 to December 12Success probability: 86%Climate attention: high dry spellTransplanting: from September 1 to September 14Estimated harvest: from November 29 to December 12Success probability: 86%Climate attention: high dry spellDirect sowing: all SeptemberEstimated harvest: from October 15 to November 13Success probability: 100%Climate attention: medium dry spellStart indoors: from April 21 to September 17Expected transplant: 21 days after sowing (from May 12 to October 8)Transplanting: all SeptemberEstimated harvest: from October 15 to November 13Success probability: 100%Climate attention: medium dry spellWhy the calendar changes Daytime heat Average maximum 28.36 C. Heat is not extreme yet, but midday hours can stress new starts.
Climate risk for the month Average minimum temperature 19.85 C Average maximum temperature 28.36 C Average temperature 23.74 C Average rain 48.24 mm Average dry spell 12.4 days Average solar radiation 18.82 overall climate risk is moderate FAQ Which recommendation stands out for Comiso in September? Start with Garlic for direct sowing during from September 1 to September 30. The estimated harvest is June 1 and the best estimated success rate is 100%.
Should I use indoor seed starting in September in Comiso? For Cucumber, the useful indoor seed period is from April 21 to September 14. The expected transplanting window is from May 12 to October 5 and it is best to start seedlings 21 days earlier.
What should I watch in September in Comiso? Check irrigation and soil moisture: the average dry spell reaches 12.4 days, even with average rain of 48.24 mm. Monthly averages: minimum 19.85 C, maximum 28.36 C, rain 48.24 mm, and dry spell 12.4 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 Local historical climate: NASA POWER Daily API Representative weather point: GeoNames Crop needs: OrtoClima Last data update: May 10, 2026 Related pages