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

Legumes · Easy

Lentil microgreens

Lens culinaris

A densely sown tray, in the dark then in the light, cut around day 9, year-round.

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

Sound origin

Lens culinaris

The lentil (Lens culinaris) is one of the founder crops of Neolithic agriculture: its cultivation is attested in Iran between 9500 and 8000 BC, in the Fertile Crescent.

Source: Wikipedia

What it provides nutrients

No reference nutritional values have been published for this plant in the Ciqual table (ANSES) or in USDA data: we'd rather not make anything up.

Key steps

  • Harvest around day 9 after sowing, within a window from day 7 to day 11 (ICAR-IARI, 2022).
  • Sow densely: about 3 seeds per cm² gave the best yield in this trial (ICAR-IARI, 2022).
  • Bigger seeds yield more: yield follows seed size (ICAR-IARI, 2022).
  • Pre-soak the seeds, a few days in the dark, then in full light (Penn State).
  • Lentil microgreens keep better in the fridge than mung bean ones, because they contain less water (ICAR-IARI, 2022).
  • Rinse with drinking water before eating (Penn State).

In which system?

TowerNFTGrowing mediumKratky

Approximate calendar

SowingJan., Feb., Mar., Apr., May, June, July, Aug., Sept., Oct., Nov., Dec.
Plantsnone
HarvestJan., Feb., Mar., Apr., May, June, July, Aug., Sept., Oct., Nov., Dec.

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

Frequently asked questions

Lentil microgreens 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.

Lentil microgreens 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.

Lentil microgreens: which hydroponic system?

Best suited: growing medium (Dutch bucket). Densely sown tray, in the dark then in light, cut around day 9, all year round.

Lentil microgreens: when to sow in Belgium?

Indicative window for a garden, patio or balcony in Belgium or northern France: January, February, March, April, May, June, July, August, September, October, November, and December. Adjust with your own dates.

Sources
  1. Priti et al., ICAR-Indian Agricultural Research Institute, PLOS ONE, 2022
  2. F. Di Gioia, Penn State Extension, A Step-by-Step Guide for Growing Microgreens at Home

My trials

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