What to sow in York in September
In September, York averages 14 °C, with nights around 10 °C.
Frosty nights are usual from November to April: the last frost typically comes in April.
A typical winter's coldest night: −4 °C.
Warm months (15 °C or more on average): July to August.
Sow outdoors
- Onion (Allium cepa)
- Beet (Beta vulgaris)
- Chicory (Cichorium intybus)
- Fennel (Foeniculum vulgare)
- Lettuce (Lactuca sativa)
- Radish (Raphanus sativus)
- Chives (Allium schoenoprasum)
- Pea (Pisum sativum)
- Spinach (Spinacia oleracea)
- Broad Bean (Vicia faba)
- Turnip (Brassica rapa)
- Asparagus officinalis
- Rape (Brassica napus)
- Quinoa (Chenopodium quinoa)
- Winter savory (Satureja montana)
- Brown mustard (Brassica juncea)
- Chinese chives (Allium tuberosum)
- Borage (Borago officinalis)
- Pot marigold (Calendula officinalis)
- Garden cress (Lepidium sativum)
- Eastern purple coneflower (Echinacea purpurea)
- Mountain arnica (Arnica montana)
- Common Poppy (Papaver rhoeas)
- Turnip-root chervil (Chaerophyllum bulbosum)
Sow indoors
In pots or trays somewhere warm, to plant out later.
Nothing to sow this month.
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Month by month
Worked out from the last ten years of York's climate and each plant's needs: germination temperature, frost limit and time to harvest.