Opopeo Amaranth

Family: Amaranthaceae Grain

Warm, nutty-sweet grains with a gentle, earthy perfume—Opopeo Amaranth delivers a richly textured harvest that feels as satisfying as it looks.

The seeds mature in dense, upright plumes, offering a satisfying chew and a wholesome bite that shines in hearty grain bowls, soothing porridges, and vibrant sprouted preparations. Grow it for its bold, ornamental presence and its dependable, 90-day path to a pantry-worthy crop you’ll want to repeat all season.

Light: Full SunMaturity: 90 DaysHabit: Upright

Botanical illustration of Opopeo Amaranth

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Direct Sow
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jul 24th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	70
Min Soil Temp (°F)	65
Min Night Temp (°F)	55
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

Opopeo amaranth cooks into a seed with real chew—more satisfying than soft, rice-like grains—and its warm nuttiness takes well to toasting and fat. Use it in bowls and porridges where it can hold texture, then brighten at the end with citrus or chile for lift.

Best Uses

hearty grain bowls with roasted vegetables and a glossy vinaigrette
creamy porridge or breakfast polenta-style porridge
sprouted amaranth bowls for a crunchy, fresh top-note
toasted amaranth pilaf—cook then finish with fat and salt

Flavor Profile

warm nutty sweetness earthy, grainy perfume tender chew with a slight pop

Kitchen Pairings

brown butter lime chile flakes pumpkin seeds black beans goat cheese

Frequently Asked Questions

What pest or disease commonly affects Amaranthus cruentus (opopeo amaranth), and how can I manage it at home?

A frequent problem on opopecies is fungal leaf spot, which shows up as brown to gray spots that spread during humid weather. Keep plants spaced for airflow, water at the soil line (not the leaves), and remove heavily spotted leaves early; if it’s spreading, use an appropriate copper-based fungicide labeled for edible leafy greens. Watch also for leaf-feeding caterpillars and aphids on tender tops—hand-pick small infestations and spray a soap solution to reduce aphids without harming beneficial insects.

How often should I water Amaranthus cruentus during the main growing phase (after it’s established)?

During active growth, keep the top 1–2 inches of soil evenly moist but not waterlogged, because opopecies roots dislike standing wet. In warm weather this often means watering about 1–2 times per week, increasing frequency during dry spells—then slow back down once the weather cools or the soil stays consistently damp. Mulch lightly to reduce drying, and stop heavy watering as harvest time approaches so leaves don’t get overly limp.

How do I tell when Amaranthus cruentus (opopeo amaranth) is ready to harvest?

Harvest when plants are vigorous and reach roughly 24–36 inches tall, typically about 60–90 days after sowing depending on conditions. Pick the tender leaf clusters and the young top stems before the seed heads mature—leaves should be flexible and not tough or strongly bitter. For ongoing harvests, snip the top growth and keep side shoots coming, avoiding cutting past the point where the plant can re-sprout.