Cold improves the flavour – harvest after frost.
Brussels Sprouts (also known as Rosenkohl) belongs to the Vegetables category and is suitable for outdoor planting from Mid Spring onwards.
Use the Growing Temperature Sum (GTS) as a guide: Brussels Sprouts can be safely transplanted once the local GTS has passed the threshold for Mid Spring and no frost is expected. GrowPilot.guide calculates the current GTS for your location automatically.
🗓️ Tip: Always check the 10-day weather forecast before planting outdoors. The GTS is a helpful guide but does not replace a frost check for your specific area.
Brussels Sprouts is very frost-hardy and survives even hard freezes. Can be planted in late winter or very early spring. Minimum night temperature: -5°C (ideal, not a strict requirement).
Brussels Sprouts grows best at daytime temperatures between 8°C and 20°C. Night temperatures should not fall below -5°C.
Brussels Sprouts is relatively robust against mold and tolerates wetter conditions well. Still, always avoid waterlogging.
Rain sensitivity: Low – Relatively rain-tolerant – good drainage is sufficient.
GrowPilot.guide calculates the current Growing Temperature Sum (GTS) for your location, shows the phenological season and gives you a daily personalised analysis – including frost warnings, mold risk and optimal planting time for Brussels Sprouts.
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