Growing Carrots: From Sowing to Carrot Cake
Carrots from your own garden taste more intense than any store-bought ones – and in loose soil they practically grow themselves. The art lies at the beginning: with sowing and germination.
Sowing
- Timing: From March (early varieties) to June (storage carrots); harvest 10–16 weeks later depending on variety
- Soil is everything: deep, loose, stone-free – in compacted soil carrots become crooked and leggy. Raised beds are ideal
- Germination patience: carrots take 2–3 weeks to germinate. The soil must stay evenly moist that whole time – this is the most common source of error
- Marker seeds: sow a few radishes in the row – they germinate within days and mark the row before the carrots appear
Care
- Thinning: to 3–5 cm spacing, otherwise the roots stay thin
- Warding off carrot fly: the larvae tunnel through the roots. Best protection: a crop-protection net from germination onward, and damaging as little foliage as possible when thinning (the scent attracts the fly). Companion planting with onions helps as well
- Watering: evenly – after dry spells the roots split when sudden rain comes
Harvest & Storage
- Early carrots: pull in bunches from June, as soon as they're finger-thick
- Storage carrots: harvest before the first hard frosts, twist off the foliage (don't cut it)
- Storage: layered in crates with damp sand, they keep in a cool cellar until spring
Using the Harvest
Carrots are kitchen all-rounders: raw, braised, as soup, or fermented. And when the harvest is generous, they go sweet – carrot cake baked in jars, for instance. That one doesn't belong in the pantry, though: cake in a jar is moist, low-acid and sealed airtight – exactly the environment Clostridium botulinum thrives in, and baking never gets the inside of the jar to the 121 °C needed. So once it has cooled, it goes into the fridge and gets eaten within a week. Details: "Safe Canning: Avoiding Botulism"
Sources
- German Federal Institute for Risk Assessment (BfR): Rare but avoidable: questions and answers about botulism, as of 12 Nov 2025, accessed 5 Oct 2026
The sources support individual statements in this article. The organisations named have neither reviewed nor endorsed it.