How much sun does Stout Meadow Groundsel need?

Stout Meadow Groundsel grows best in full sun conditions.

When does Stout Meadow Groundsel bloom?

Stout Meadow Groundsel blooms in June, July, and August.

Where is Stout Meadow Groundsel native?

Stout Meadow Groundsel (Senecio hydrophiloides) is native to CA, ID, MT, NV and 4 more states, per vouchered herbarium specimen records and regional native plant society lists.

Is Stout Meadow Groundsel toxic to dogs?

Yes. Stout Meadow Groundsel is listed as toxic to dogs by the ASPCA Animal Poison Control Center (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.

Is Stout Meadow Groundsel toxic to cats?

Yes. Stout Meadow Groundsel is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.

Is Stout Meadow Groundsel toxic to livestock?

Stout Meadow Groundsel is listed as toxic to grazing livestock such as cattle, sheep, and goats (slight severity) by the USDA PLANTS Database. This is separate from pet (dog and cat) toxicity.

What pollinators does Stout Meadow Groundsel attract?

Stout Meadow Groundsel draws bees and butterflies.

Is Stout Meadow Groundsel HOA-friendly?

Stout Meadow Groundsel takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Stout Meadow Groundsel

Name: Pollinator Patch
Author: Pollinator Patch

Senecio hydrophiloides

Last reviewed: September 2026

Stout Meadow Groundsel is toxic to dogs and cats.

Listed as toxic by the ASPCA Animal Poison Control Center (opens in new tab) (last reviewed 2026-05-21). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435 and your veterinarian's emergency line.

Pollinator Patch flags toxic plants so you can choose a pet-safe native alternative for your yard.

Native swaps for a yard with pets

Stout Meadow Groundsel is listed as toxic to dogs by the ASPCA Animal Poison Control Center. These natives fill a similar role in a planting and are not on the ASPCA toxic plant list for dogs or cats. Each plant's page carries its dated record.

Stout Meadow Groundsel is listed as toxic to grazing livestock such as cattle, sheep, and goats at a slight level by the USDA PLANTS Database (opens in new tab). This is a livestock indicator and is separate from pet toxicity.

Light

full sun

Water

low

Size

6"–24" H × 6"–12" W

Bloom

Jun, Jul, Aug

Native to

CA, ID, MT, NV and 4 more states

Pollinators

bees, butterflies

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 459 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Marine West Coast Forest Northwestern Forested Mountains Sierra Nevada North American Deserts Central Basin and Range

Senecio hydrophiloides is a compact native perennial that forms tidy clumps of foliage reaching up to 2 feet tall. It produces clusters of small yellow daisy-like flowers from June through August and thrives in full sun with minimal water once established.

In an HOA neighborhood

Stout Meadow Groundsel takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

Senecio species often appear weedy to conventional gardeners
Unknown leaf retention makes seasonal appearance unpredictable
Yellow daisy flowers may be perceived as too wild or informal for front yards

Wildlife value

This plant attracts bees and butterflies during its summer blooming period. The flowers provide nectar for pollinators when many other native plants may be dormant.

Common questions

How much sun does Stout Meadow Groundsel need?: Stout Meadow Groundsel grows best in full sun conditions.
When does Stout Meadow Groundsel bloom?: Stout Meadow Groundsel blooms in June, July, and August.
Where is Stout Meadow Groundsel native?: Stout Meadow Groundsel (Senecio hydrophiloides) is native to CA, ID, MT, NV and 4 more states, per vouchered herbarium specimen records and regional native plant society lists.
Is Stout Meadow Groundsel toxic to dogs?: Yes. Stout Meadow Groundsel is listed as toxic to dogs by the ASPCA Animal Poison Control Center (aspca.org). If your pet has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
Is Stout Meadow Groundsel toxic to cats?: Yes. Stout Meadow Groundsel is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
Is Stout Meadow Groundsel toxic to livestock?: Stout Meadow Groundsel is listed as toxic to grazing livestock such as cattle, sheep, and goats (slight severity) by the USDA PLANTS Database. This is separate from pet (dog and cat) toxicity.
What pollinators does Stout Meadow Groundsel attract?: Stout Meadow Groundsel draws bees and butterflies.
Is Stout Meadow Groundsel HOA-friendly?: Stout Meadow Groundsel takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

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