How much sun does Largeflower linanthus need?

Largeflower linanthus grows best in full sun conditions.

When does Largeflower linanthus bloom?

Largeflower linanthus blooms in April, May, and June.

Where is Largeflower linanthus native?

Largeflower linanthus (Leptosiphon grandiflorus) is native to CA, per the World Checklist of Vascular Plants (Kew).

What pollinators does Largeflower linanthus attract?

Largeflower linanthus draws bees and moths.

Largeflower linanthus

Name: Pollinator Patch
Author: Pollinator Patch

Leptosiphon grandiflorus

Last reviewed: November 2026

Largeflower linanthus (Leptosiphon grandiflorus) is a annual forb native to CA. It blooms in April, May, and June. The flowers draw bees and moths.

Watering reminders and freeze alerts for Largeflower linanthus, free in the app.

Toxicity unknown

Largeflower linanthus (Leptosiphon grandiflorus) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

full sun

Water

low

Size

6"–16" H × 6"–12" W

Bloom

Apr, May, Jun

Native to

Pollinators

bees, moths

Before you buy

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Browse plants for this ecoregion

Coast Range Central California Foothills and Coastal Mountains

This is a slender annual forb with finely divided leaves and clusters of trumpet-shaped flowers in shades of pink, white, and lavender. It grows in open grassland and blooms through mid-spring.

Growing Largeflower linanthus

Grow Largeflower linanthus in full sun and low water. Mature plants reach 6 to 16 inches tall and spread 6 to 12 inches wide.

Wildlife value

The tubular, fragrant flowers attract bees and evening-flying moths, and the plant reseeds readily each year.

Common questions

How much sun does Largeflower linanthus need?: Largeflower linanthus grows best in full sun conditions.
When does Largeflower linanthus bloom?: Largeflower linanthus blooms in April, May, and June.
Where is Largeflower linanthus native?: Largeflower linanthus (Leptosiphon grandiflorus) is native to CA, per the World Checklist of Vascular Plants (Kew).
What pollinators does Largeflower linanthus attract?: Largeflower linanthus draws bees and moths.

Native range data from the World Checklist of Vascular Plants (Kew). 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.

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Ready to grow Largeflower linanthus? Add it to your garden in the Pollinator Patch App to track it and get season-by-season care guidance.

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