Growli

Plant care

Lesser Quaking Grass (Small quaking grass) care

Briza minor

Also called Lesser quaking grass, Small quaking grass, Little quaking grass.

RHS H4USDA 7-11Pet-safeIndoor 20–45 cm tall

Watering rhythm

Direct sun (at least 4-6 hours)

Water sparingly; keep soil evenly moist during germination and establishment

Light

Direct sun (at least 4-6 hours)

Soil

Light, free-draining, moderately fertile

Humidity

35–65%

Temp

-5 to 28°C

Pet safety

Pet-safe

Mature size

20–45 cm tall

Care at a glance

Light

Aim for at least 4-6 hours of direct sun on the leaves. Full sun is essential for sturdy stems and good flowering; shade causes weak, etiolated growth and poor spikelet development. If your only bright window faces south, that's perfect for lesser quaking grass — same window any aroid would fry on.

Watering

Watering lesser quaking grass: water sparingly; keep soil evenly moist during germination and establishment. The number that matters isn't the day of the week — it's how dry the top 2-3 cm of the pot feels. A finger in the soil tells you more than a watering app. After every watering, tip the saucer. Once established, water only during prolonged dry spells; excessive moisture promotes fungal issues and soft growth.

Soil and pot

Lesser Quaking Grass grows best in light, free-draining, moderately fertile. Grows best in sandy or loamy, low-to-moderate fertility soils; very rich soils cause lush leafy growth at the expense of the characteristic delicate inflorescences. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Lesser Quaking Grass sits happiest at around 35–65% humidity and -5 to 28°C (23 to 82°F). Prefers open, airy conditions; humid, still air increases risk of powdery mildew, especially as foliage ages toward summer. If you keep the room above year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed lesser quaking grass sparingly. No fertiliser needed; a light rake of balanced granular feed into the seedbed before autumn sowing is sufficient for an annual. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on lesser quaking grass in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Damping off in cool, wet seedbedsEmerging seedlings are vulnerable to Pythium and Fusarium damping off if sown into cold, waterlogged soil; use free-draining compost, sow thinly, and avoid overwatering.
  • Aphid attack on flower stemsColonies of aphids can build up on flower stems in spring, distorting spikelets; knock off with a strong jet of water or apply an insecticidal soap spray.

Propagation

Grown from seed only — sow directly in situ in early autumn (for mild winter areas) or early spring; thin to 15 cm apart. Freely self-seeds in suitable conditions once established. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Lesser Quaking Grass is pet-safe. Briza minor is not listed as toxic to cats or dogs by the ASPCA. Considered non-toxic; ingestion of large quantities of any grass may cause mild, transient gastrointestinal upset. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Lesser Quaking Grass care — frequently asked questions

What is the common name for Briza minor?

Briza minor is most commonly called Lesser Quaking Grass, but it is also known as Lesser quaking grass, Small quaking grass, Little quaking grass. The names refer to the same species, so care instructions for Lesser Quaking Grass apply identically to anything sold as Small quaking grass.

How much light does lesser quaking grass need?

Lesser Quaking Grass grows best in direct sun (at least 4-6 hours). Full sun is essential for sturdy stems and good flowering; shade causes weak, etiolated growth and poor spikelet development.

How often should I water lesser quaking grass?

Water lesser quaking grass water sparingly; keep soil evenly moist during germination and establishment. Once established, water only during prolonged dry spells; excessive moisture promotes fungal issues and soft growth. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.

Is lesser quaking grass toxic to cats and dogs?

Lesser Quaking Grass is pet-safe. Briza minor is not listed as toxic to cats or dogs by the ASPCA. Considered non-toxic; ingestion of large quantities of any grass may cause mild, transient gastrointestinal upset.

What USDA hardiness zone does lesser quaking grass grow in?

Lesser Quaking Grass is rated for USDA zone 7-11 (grown as a cool-season annual) and RHS hardiness H4. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Lesser Quaking Grass deep-dive guides

Every aspect of lesser quaking grass care, each with its own calibrated guide:

Featured in these plant shortlists

Lesser Quaking Grass qualifies for 8 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

  • Best pet-safe houseplantsHouseplants the ASPCA lists as non-toxic to cats and dogs — every one verified against the ASPCA toxic and non-toxic plant list.
  • Best flowering houseplantsIndoor plants grown for their blooms — selected from the flowering species in Growli’s plant-care library.
  • Best pet-safe flowering plantsFlowering houseplants the ASPCA lists as non-toxic to cats and dogs — colour and blooms in a pet home, without the worry.
  • Best pet-safe plants for bright lightNon-toxic to cats and dogs and happy in a bright, sunny spot — safe plants for your best-lit windowsill.
  • Best houseplants for full sunHouseplants that want direct sun — the species for a hot south or west-facing windowsill where shade-lovers scorch.
  • Best houseplants for a cool roomHouseplants that tolerate cool conditions down to about 10°C — for an unheated spare room, hallway, porch or a home kept cool.
  • Best cat-safe plantsHouseplants the ASPCA lists as non-toxic to cats (and dogs) — safe greenery for a home with a curious cat.
  • Best dog-safe plantsHouseplants the ASPCA lists as non-toxic to dogs (and cats) — safe greenery for a home with a curious dog.
  • Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

Related guides

Lesser Quaking Grass is also known as Lesser quaking grass, Small quaking grass, and Little quaking grass.