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Amaryllis cultivar

Minerva

Galaxy Group

V Written by Editorial Team · Updated January 2026

‘Minerva’ is a Galaxy Group amaryllis noted for red petals with a crisp white star. It is a dependable indoor winter bloomer across North America. Use it where you want strong color with high contrast. Stems are medium‑tall and carry large single blooms. Plants usually flower 6-8 weeks after potting in warm, bright rooms. Grow outdoors only in frost‑free zones or containers that can be moved under cover.

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Minerva

Galaxy Group

At‑a‑glance

  • Group/Class: Galaxy Group
  • Height × spread: 16–20 in × 8–12 in (40–50 cm × 20–30 cm)
  • Bloom window: About 6–8 weeks after planting; typically Dec–Mar indoors
  • Color & flower form: Red with white star, single trumpets
  • Fragrance: 0 none
  • USDA hardiness: Hardy outdoors in USDA 8–10 in mild climates; otherwise grown as a seasonal houseplant in colder areas.
  • Breeder / Year / Origin: unknown
  • Cut‑flower notes: Hollow stems; handle gently and stake if needed; typical vase life about 8–14 days under cool, clean conditions.
  • Pet safety: avoid (toxic to pets; bulbs most toxic)

How it differs

  • Distinct white star pattern compared with solid reds and pinks.
  • Single Galaxy Group form rather than double or spider types.
  • Moderate height suits small indoor spaces.

Strengths

  • Contrasting color pattern reads well from across the room.
  • Reliable forcing response under household conditions.
  • Performs as a cut flower when conditioned.

Care in one minute

SITE & LIGHT: Bright, indirect light indoors; rotate for straight scapes.

SOIL: Free‑draining mix; leave the bulb’s neck exposed.

WATER: Minimal until shoot appears; then steady moisture without waterlogging.

FEED: Start feeding after bloom while leaves are photosynthesizing.

SUPPORT: Stake if the scape tilts; keep in cooler room once open to extend bloom.

OVERWINTER: Cool, dry rest 6–10 weeks; restart for next winter’s display.

Watch‑outs

  • Stems may lean toward windows; rotate pot or stake.
  • Avoid overwatering before active growth to limit rot.
  • Keep away from pets due to toxicity.

Best uses (tags)

  • containers
  • indoor forcing
  • cutting
  • holiday display

Provenance note

Accepted by RHS in the Galaxy Group; breeder and introduction year not confirmed in primary records.

References

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Written by: Your Flowers Guide editorial team
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