Borgmann Aquaponics Hydroponics
Recommendation
Planting spacing
50 cm
Root length
50 cm
Plant height
50 - 300 cm
Sun
full sun
Lighting
12 - 16 hours
Soil type (for soil cultivation)
any
Total nutrient requirement
high
Nutrient dosage (NPK)
4-18-38
pH range
5.5 - 7.0 matching plants
Ec range
0.8 - 1.6 matching fish
12a ~ > 8 °C
Growth in frost
no
Temperature damage from
< 4 °C
Frost resistance
no (variety caudatus: yes)
Days to germination
7
Days to harvest
120 - 150
Annual
Commonly cultivated varieties:
- Amaranthus cruentus
- Amaranthus hypochondriacus
- Amaranthus caudatus
Amaranthaceae
Belongs to the genus of amaranths (Amaranthaceae). These are found primarily in North and South America as well as Africa, and equally in tropical, subtropical, and warm-temperate climate zones on all continents.
Propagation
Preferred systems
Nutrients
| Nutrient | Start phase | Yield phase | ||
|---|---|---|---|---|
| Dose | - | + | - | + |
| NO3 | 1.5 | |||
| K | 1.0 | 1.0 | ||
| Ca | 1.0 | 0.8 | ||
| B | 20.0 | |||
| Fe | 10.0 | |||
| All values in mMol | ||||
| See also: Deficiency symptoms | ||||
Sources incl.:
Fertilizer dosage: Fertilizer Management for Amaranth.pdf
Image: https://pixabay.com/photos/food-sprout-fresh-6398061/
Further information:
https://www.ishs.org/ishs-article/1238_6
Likpètè, D.D., Adjogboto, A., Akponikpe, P.B.I., Djenontin, A.J., Baco, M.N., Sossa-Vihotogbe, C.N.A. and Agbossou, E.K. (2019). Water use efficiency of local amaranth as affected by timing and application methods of fertilizer micro-dosing. Acta Hortic. 1238, 45-54, DOI: 10.17660/ActaHortic.2019.1238.6
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