Fast and robust – bolts in heat.
Radish (large) (also known as Rettich) belongs to the Vegetables category and is suitable for outdoor planting from Early Spring onwards.
Use the Growing Temperature Sum (GTS) as a guide: Radish (large) can be safely transplanted once the local GTS has passed the threshold for Early 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.
Radish (large) is frost-hardy and withstands moderate freezing temperatures well. Can be planted early in spring once the ground is workable. Ideal minimum night temperature: 2°C.
Radish (large) grows best at daytime temperatures between 10°C and 22°C. Night temperatures should not fall below 2°C.
Radish (large) 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 Radish (large).
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