Geyer's Oniongrass (Melica geyeri) is a perennial bunchgrass native to western North America, forming graceful clumps of fine foliage and slender seed stalks.
At-a-glance light, water, soil, and growing conditions from plant data
Full sun to partial shade
75% intensity
Prefers at least six hours of direct sunlight daily, but tolerates some shade.
Moderate
50% intensity
Allow soil to dry slightly between waterings; reduce in winter.
Well-drained
50% intensity
Moderate
50% intensity
Hardy in USDA zones 6-9; prefers cooler temperatures during the growing season.
Low
25% intensity
Minimal feeding required; a light spring application is sufficient.
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water regularly during the growing season, allowing the soil to dry slightly between waterings. Reduce watering significantly in the fall and winter to mimic its natural dormant period.
Avoid waterlogged conditions, as this can lead to root rot. Ensure good drainage.
Prune back dead or damaged foliage at any time of the year. For aesthetic purposes, cut back the entire plant to a few inches above the ground in late winter or early spring before new growth emerges.
This encourages vigorous new shoots and a tidy appearance.
Propagate Geyer's Oniongrass primarily through division of established clumps in early spring or fall.
Gently separate the rhizomatous root system into smaller sections, ensuring each section has roots and at least a few shoots. Replant immediately in suitable conditions.
Repotting is typically only necessary for container-grown specimens, and usually every 2-3 years. Repot in spring when new growth begins, using a slightly larger pot with well-draining potting mix.
This is also a good opportunity to divide overgrown clumps.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Geyer's Oniongrass (Melica geyeri)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Liliopsida |
| Order | Poales |
| Family | Poaceae |
| Genus | Melica |
| Species | Melica geyeri |
Similar in genus Melica
Answers based on plant encyclopedia data
