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Crop guide Hydroponic garden · hobbyist Français
Turnip grown in a hydroponic tower

Roots and bulbs · Moderate

Turnip

Brassica rapa subsp. rapa

Deep growing medium.

EC (mS/cm)
n/a
pH
n/a
Cycle
short
Difficulty
Moderate

Sound origin

Brassica rapa subsp. rapa

Probably domesticated independently in China and Eastern Europe. It long held a major place in the European diet, before the potato.

Source: Wikipedia

What it provides nutrients

Per 100 g, raw · Turnip, peeled, raw

n/aEnergy
91.9gWater
1.9gFiber
0.8gProtein
  • Source of vitamin C
Vitamin C 18.5 mg 23 %
Potassium 237 mg 12 %
Vitamin B9 (folate) 17.5 µg 9 %
Calcium 40 mg 5 %
Iron 0.4 mg 3 %
Magnesium 9.5 mg 3 %
Vitamin K 0.1 µg 0 %
Vitamin A (beta-carotene) 0 µg 0 %

% of an adult’s reference intake (EU Regulation 1169/2011). “Source of”: at least 15 % per 100 g, “high in”: at least 30 % (thresholds of EC Regulation 1924/2006).

Source: Ciqual 2020 table (ANSES), food no. 20064

Key steps

  • Quick spring turnips: 6 to 8 weeks.
  • Harvest young, at 4 to 6 cm, for a mild flavor.
  • Prefers cool weather.
  • The young tops can be cooked.

In which system?

TowerNFTGrowing mediumKratky

Approximate calendar

SowingMar., Apr., Aug., Sept.
Plantsnone
HarvestMay, June, Oct., Nov.

Garden, patio, balcony: Belgian and northern French climate, earlier farther south. Estimates to adjust with your own dates.

Frequently asked questions

Turnip in hydroponics: what pH?

No specific range is published for this crop in the Oklahoma State table: we do not force an unverified figure. Start from the common range of 5.5–7.0 and write down your results.

Turnip in hydroponics: what EC?

Oklahoma State has published no value for this crop. Start low, watch the growth and record your measurements in a log.

Turnip: which hydroponic system?

Best suited: growing medium (Dutch bucket). Deep growing medium.

Turnip: when to sow in Belgium?

Indicative window for a garden, patio or balcony in Belgium or northern France: March, April, August, and September. Adjust with your own dates.

Sources
  1. Mon Potager Hydroponique growing benchmarks

My trials

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