What to plant in May in Bologna This page summarizes what is worth doing in May in Bologna, using typical weather for the period and local sowing and transplanting windows.
Summary Recommended direct sowing 13 Indoor seed starts 14 Recommended transplants 8 Crops to wait on 0 May in Bologna is a month rich in garden options. There are 23 useful crops: 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 MayEstimated harvest: from June 19 to July 19Success probability: 100%Climate attention: high heat, medium dry spellStart indoors: all MayExpected transplant: 42 days after sowing (from April 15 to September 4)Transplanting: all MayEstimated harvest: from June 29 to July 29Success probability: 100%Climate attention: high heat, high dry spellDirect sowing: all MayEstimated harvest: from June 29 to July 29Success probability: 100%Climate attention: high heat, high dry spellDirect sowing: all MayEstimated harvest: from June 24 to July 24Success probability: 100%Climate attention: high heat, high dry spellStart indoors: all MayExpected transplant: 35 days after sowing (from April 2 to September 22)Transplanting: all MayEstimated harvest: from June 24 to July 24Success probability: 100%Climate attention: high heat, high dry spellStart indoors: from May 14 to August 7Expected transplant: 21 days after sowing (from June 4 to August 28)Direct sowing: all MayEstimated harvest: from July 29 to August 28Success probability: 100%Climate attention: high heat, high dry spellStart indoors: all MayExpected transplant: 77 days after sowing (from March 20 to August 25)Transplanting: all MayEstimated harvest: from July 29 to August 28Success probability: 100%Climate attention: high heat, high dry spellDirect sowing: from May 21 to May 31Estimated harvest: from July 9 to July 19Success probability: 80%Climate attention: medium heat, medium dry spellDirect sowing: all MayEstimated harvest: from June 29 to July 29Success probability: 90%Climate attention: high heat, high dry spellStart indoors: all MayExpected transplant: 35 days after sowing (from April 23 to September 4)Transplanting: all MayEstimated harvest: from June 29 to July 29Success probability: 90%Climate attention: high heat, high dry spellStart indoors: all MayExpected transplant: 28 days after sowing (from April 10 to September 17)Transplanting: all MayEstimated harvest: from June 29 to July 29Success probability: 100%Climate attention: high heat, high dry spellDirect sowing: all MayEstimated harvest: from June 4 to July 4Success probability: 100%Climate attention: high heat, medium dry spellStart indoors: all MayExpected transplant: 28 days after sowing (from April 15 to September 29)Transplanting: all MayEstimated harvest: from June 4 to July 4Success probability: 100%Climate attention: high heat, medium dry spellStart indoors: all MayExpected transplant: 56 days after sowing (from June 19 to August 7)Direct sowing: all MayEstimated harvest: from July 29 to August 28Success probability: 100%Climate attention: high heat, high dry spellStart indoors: all MayExpected transplant: 56 days after sowing (from June 8 to August 16)Direct sowing: all MayEstimated harvest: from June 24 to July 24Success probability: 100%Climate attention: high heat, high dry spellStart indoors: all MayExpected transplant: 42 days after sowing (from June 4 to August 16)Direct sowing: all MayEstimated harvest: from July 19 to August 18Success probability: 93%Climate attention: high heat, high dry spellDirect sowing: all MayEstimated harvest: from May 25 to June 24Success probability: 100%Climate attention: medium heat, medium dry spellStart indoors: all MayExpected transplant: 42 days after sowing (from May 1 to September 4)Transplanting: all MayEstimated harvest: from June 29 to July 29Success probability: 80%Climate attention: high dry spellDirect sowing: all MayEstimated harvest: from May 25 to June 24Success probability: 100%Climate attention: medium heat, medium dry spellStart indoors: all MayExpected transplant: 42 days after sowing (from April 20 to September 4)Transplanting: all MayEstimated harvest: from June 29 to July 29Success probability: 93%Climate attention: high dry spellDirect sowing: all MayEstimated harvest: from June 4 to July 4Success probability: 100%Climate attention: high heat, medium dry spellStart indoors: from May 14 to July 12Expected transplant: 21 days after sowing (from June 4 to August 2)Start indoors: from May 14 to August 7Expected transplant: 21 days after sowing (from June 4 to August 28)Why the calendar changes Late frosts Estimated cautious last frost: April 14 . Around this window, protect sensitive transplants and avoid moving warm-season sowings too early.
Climate risk for the month Average minimum temperature 11.87 C Average maximum temperature 23.34 C Average temperature 17.59 C Average rain 59.77 mm Average dry spell 9.83 days Average solar radiation 21.15 overall climate risk is moderate FAQ Which crop has the clearest window in May in Bologna? Start with Swiss chard for direct sowing during from May 1 to May 31. The estimated harvest is from June 19 to July 19 and the best estimated success rate is 100%.
Should I use indoor seed starting in May in Bologna? For Broccoli, the useful indoor seed period is from March 4 to July 24. The expected transplanting window is from April 15 to September 4 and it is best to start seedlings 42 days earlier.
What limits May most in Bologna? Check irrigation and soil moisture: the average dry spell reaches 9.83 days, even with average rain of 59.77 mm. Monthly averages: minimum 11.87 C, maximum 23.34 C, rain 59.77 mm, and dry spell 9.83 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