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Amaranthus cruentus

  • 41 plantings
  • 10 for swap
  • 7 wanted
  • 60 stashed

Amaranth is a plant which belongs to the Amaranthus genus.

Large flower heads on tall, structural plants. Great for screening, cutting and mixed borders.

Depending upon the cultivar, leaves vary in colour from yellow-green, medium green, dark green, to bronzish green and dark red; the erect flower panicles vary from creamy white to blood red.

This species is cultivated for its edible seed in parts of South America and Asia. The leaves can be used as a spinach. See ‘Plants For a Future’ entry on Amaranthus cruentus 1

May be Winter Sown.

Blooms appear in these approximate colours:   Boston University Red. Leaves appear approximately as a   Ao green

Amaranth grows as an annual and is a flowering ornamental / herb. Being an annual plant, it tends to grow best over the course of a single year.

Normally reaching to a mature height of 3.90 feet (1.20 metres). This plant tends to bloom in mid summer.

As Amaranth is a low maintanence plant, it is great for beginner gardeners and those that like gardens that don't need much overseeing.

This plant info is provided by the myfolia gardener's wiki. All details about Amaranth have been kindly provided by our members.

How to grow Amaranth

  • Full Sun

  • Medium

Half hardy annual, will easily self seed

A full sun position will ensure your plant thrives and remember to water moderately. Ensure your soil has a ph of between 5.5 and 7.0 as Amaranth is a weakly acidic soil - neutral soil loving plant. Keep in mind when planting that Amaranth is thought of as tender, so remember to wait until your soil is warm and the night time temperature is well above freezing before moving outside.

See our list of companion Plants for Amaranth to see which plants you should plant in close proximity to encourage growth.

Growing Amaranth from seed

Surface sow in spring using pots or modules. Cover lightly with vermiculite or perlite and place under protection at 15C. The seeds need light to germinate.
Germination only takes a few days, then pot onto individual pots with plenty of air circulation to prevent damping off

Soil temperature should be kept higher than 15°C / 59°F to ensure good germination.

By our calculations*, you should look at sowing Amaranth about 49 days before your last frost date .

Transplanting Amaranth

Plant in a fertile well drained sunny position.

Ensure that temperatures are mild (minimum night temperatures should be around 15°C / 59°F) and all chance of frost has passed before planting out, as Amaranth is a tender plant.

How long does Amaranth take to grow?

These estimates for how long Amaranth takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.

Start logging and journaling your observations to participate!

Days to Germination How long does it take Amaranth to germinate?
5 days

Average 5 days | Min 2 days | Max 21 days (14)

Days to Transplant How long until I can plant out Amaranth?
+ 27 days

Average 27 days | Min 17 days | Max 79 days (2)

Days to Maturity How long until Amaranth is ready for harvest / bloom?
+ days

Average days | Min days | Max days (0)

Total Growing Days How long does it take to grow Amaranth?
= days

When should I plant Amaranth?

Our when to plant Amaranth estimates are relative to your last frost date.

Enter your frost dates and we'll calculate your sowing and planting dates for you!

When to sow The number of days to sow Amaranth before or after your last frost date.
49 days before Last Frost Date

Amaranth Etymology

The botanical epithet is from the Latin cruentus meaning “bloody”

Other names for Amaranth

Red amaranth, Purple amaranth, Mexican grain amaranth, Love-lies-bleeding, Tassel Flower

Amaranthus cruentus L.

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