What to sow in Dublin in May
In May, Dublin averages 12 °C, with nights around 9 °C.
Frosty nights are usual from December to February: the last frost typically comes in February.
A typical winter's coldest night: −1 °C.
Warm months (15 °C or more on average): July to August.
Sow outdoors
- Onion (Allium cepa)
- Beet (Beta vulgaris)
- Endive (Cichorium endivia)
- Chicory (Cichorium intybus)
- Fennel (Foeniculum vulgare)
- Lettuce (Lactuca sativa)
- Welsh onion (Allium fistulosum)
- Cabbage (Brassica oleracea)
- Chives (Allium schoenoprasum)
- French bean (Phaseolus vulgaris)
- Pea (Pisum sativum)
- Spinach (Spinacia oleracea)
- Rape (Brassica napus)
- Salsify (Tragopogon porrifolius)
- Quinoa (Chenopodium quinoa)
- Bird's-foot trefoil (Lotus corniculatus)
- Winter savory (Satureja montana)
- Cape Gooseberry (Physalis peruviana)
- Brown mustard (Brassica juncea)
- Chinese chives (Allium tuberosum)
- Coriander (Coriandrum sativum)
- Dill (Anethum graveolens)
- Arrach (Atriplex hortensis)
- Borage (Borago officinalis)
Sow indoors
In pots or trays somewhere warm, to plant out later.
- Celery (Apium graveolens)
- Radish (Raphanus sativus)
- Parsley (Petroselinum crispum)
- Carrot (Daucus carota)
- Asparagus officinalis
- Parsnip (Pastinaca sativa)
- Sweet wormwood (Artemisia annua)
- Common Poppy (Papaver rhoeas)
- Aztec tobacco (Nicotiana rustica)
- Tobacco (Nicotiana tabacum)
- Rocket (Eruca sativa)
- Marshmallow (Althaea officinalis)
- Sainfoin (Onobrychis viciifolia)
- Garden leek (Allium porrum)
- Lemon (Citrus limon)
- Sword jackbean (Canavalia gladiata)
- Sieva bean (Phaseolus lunatus)
- Chick pea (Cicer arietinum)
- Rakkyo (Allium chinense)
- Candelabra aloe (Aloe arborescens)
- Cape aloe (Aloe ferox)
- Butterfly weed (Asclepias tuberosa)
- Bamboo (Bambusa blumeana)
- Paperflower (Bougainvillea glabra)
New next month, in June
- Pepper (Capsicum annuum)
- Courgette (Cucurbita pepo)
- Sunflower (Helianthus annuus)
- Oregano (Origanum vulgare)
- Slough grass (Beckmannia eruciformis)
- Brook alder (Alnus maritima)
- Water Shamrock (Marsilea quadrifolia)
Set Dublin as your place in the app to see what to sow in your own garden, with your sowings and the weather. Set my place
Month by month
Worked out from the last ten years of Dublin's climate and each plant's needs: germination temperature, frost limit and time to harvest.