How much sun does Sticky chinese houses need?

Sticky chinese houses grows best in part shade conditions.

When does Sticky chinese houses bloom?

Sticky chinese houses blooms in May, June, and July.

Where is Sticky chinese houses native?

Sticky chinese houses (Collinsia tinctoria) is native to CA, per the World Checklist of Vascular Plants (Kew).

What pollinators does Sticky chinese houses attract?

Sticky chinese houses draws bees.

Sticky chinese houses

Name: Pollinator Patch
Author: Pollinator Patch

Collinsia tinctoria

Last reviewed: September 2026

Sticky chinese houses (Collinsia tinctoria) is a annual forb native to CA. It blooms in May, June, and July. The flowers draw bees.

Toxicity unknown

Sticky chinese houses (Collinsia tinctoria) 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

part shade

Water

medium

Size

8"–24" H × 8"–12" W

Bloom

May, Jun, Jul

Native to

Pollinators

bees

Before you buy

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Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 458 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

Coast Range Northwestern Forested Mountains Sierra Nevada Central California Foothills and Coastal Mountains Central California Valley

A sticky-stemmed annual with whorled tiers of two-toned white and lavender snapdragon-like flowers, common in forest openings and along trails.

Growing Sticky chinese houses

Grow Sticky chinese houses in part shade and medium water. Mature plants reach 8 to 24 inches tall and spread 8 to 12 inches wide.

Wildlife value

Provides nectar for native bees during its spring to summer bloom.

Common questions

How much sun does Sticky chinese houses need?: Sticky chinese houses grows best in part shade conditions.
When does Sticky chinese houses bloom?: Sticky chinese houses blooms in May, June, and July.
Where is Sticky chinese houses native?: Sticky chinese houses (Collinsia tinctoria) is native to CA, per the World Checklist of Vascular Plants (Kew).
What pollinators does Sticky chinese houses attract?: Sticky chinese houses draws bees.

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.

See all plant problem guides

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