Red Amaranth Microgreens
Red Amaranth Microgreens is a small oval leaves on colorful stems microgreen with fruit around 1-2 inches tall at harvest. Ready from roughly day 65-75. Germination takes 2-3 days. Space Dense planting, 1-2 seeds per square inch apart at pH 6.0-7.0. Indirect light or grow lights for 12-16 hours daily. It will crop in a container.

Sowing
Soak seeds 4-6 hours, then sow densely on growing medium. Cover lightly and mist gently.
Cultivation
- Sun
- Indirect light or grow lights for 12-16 hours daily
- Water
- Light misting 2-3 times daily, avoid overwatering
- Soil
- Soilless growing medium or fine potting mix
- Soil pH
- 6.0-7.0
- Spacing
- Dense planting, 1-2 seeds per square inch
- Height
- 1-2 inches
- Season
- Warm season annual
Appearance & flavour
- Colour
- Bright magenta-red stems with deep red-green leaves
- Size
- 1-2 inches tall at harvest
- Shape
- Small oval leaves on colorful stems
- Flavour
- Mild, earthy, slightly sweet with tender texture
In the kitchen
Salad garnish, sandwich topping, smoothie bowls, microgreen mix, restaurant plating
Pests, disease & resistance
- Pests
- Aphids (rare in microgreen stage), fungus gnats
- Diseases
- Damping off from overwatering, root rot from poor drainage
- Resistance
- Generally disease-free when grown properly with good air circulation
Planting calendar by USDA zone
| Zone | Start indoors | Transplant | Direct sow | Harvest |
|---|---|---|---|---|
| 1 | January – December | — | — | January – December |
| 2 | January – December | — | — | January – December |
| 3 | January – December | — | — | January – December |
| 4 | January – December | — | — | January – December |
| 5 | January – December | — | — | January – December |
| 6 | January – December | — | — | January – December |
| 7 | January – December | — | — | January – December |
| 8 | January – December | — | — | January – December |
| 9 | January – December | — | — | January – December |
| 10 | January – December | — | — | January – December |
| 11 | January – December | — | — | January – December |
| 12 | January – December | — | — | January – December |
| 13 | January – December | — | — | January – December |
Companion planting
8 beneficial pairings indexed for this variety, 3 to avoid.
Avoid
Nutrition (per 100 g)
- Calories (per 100 g)
- 69
- Protein (g)
- 1.5
- Fat (g)
- 0.1
- Carbohydrate (g)
- 17.6
- Fibre (g)
- 5.3
- Sugars (g)
- 8.55
- Vitamin A (µg)
- 5
- Vitamin C (mg)
- 54.1
- Calcium (mg)
- 8
- Iron (mg)
- 1.61
- Magnesium (mg)
- 24
- Phosphorus (mg)
- 47
- Potassium (mg)
- 304
- Zinc (mg)
- 0.31
Where to buy seed and equipment
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Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.
Grown Red Amaranth Microgreens?
Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.
Similar varieties
Other microgreens with a comparable time to harvest, so a season that suits Red Amaranth Microgreens suits these too.
- Cabbage Microgreens 68 days
- Red Cabbage Microgreens 68 days
- Lemon Balm Microgreens 70 days
- Watercress 60 days
- Basil Microgreens 74 days
- Beet Microgreens 55 days