Home
Advanced Search Map Locator
View Settings
Nurseries Carrying this Plant Add Current Plant To List Edit Current Plant
Show all Photos

Butterflies My Plant Lists Nurseries Planting Guide Contact Calscape About Calscape
Tap map to see plants native to location
Order by Popularity Order by Common Name Order by Scientific Name Order by # of Butterflies Hosted
Show nursery cultivars Hide nursery cultivars
Show plants not in nurseries Hide plants not in nurseries
Grid view Text view
Loading....
Purple Chinese Houses
Collinsia heterophylla
  
About Purple Chinese Houses (Collinsia heterophylla) 16 Nurseries Carry This Plant Collinsia heterophylla (syn. C. bicolor) is a flowering plant native to California and Baja California. It is known as Purple Chinese Houses or Innocence. Like the other species in the genus Collinsia, which also includes the Blue-eyed Marys, it gets its name from its towers of flower clusters, of decreasing diameter, which give the plants in full flower a certain resemblance to a pagoda. Purple Chinese Houses is an annual plant growing in shady places, and can be found in most of California, other than desert regions, below about 1000 meters. It blooms from mid spring to early summer. The plant is from 10-50 centimeter tall.
Plant Description
Plant Type
Plant Type
Annual herb

Size
Size
0.33 - 1.6 ft tall
4 in wide

Form
Form
Upright Columnar

Growth Rate
Growth Rate
Fast

Fragrance
Fragrance
None

Flower Color
Flower Color
Blue, Lavender, Purple

Flowering Season
Flowering Season
Winter, Spring

Wildlife Supported
 


 
Butterflies & moths hosted ( 3 confirmed ) SHOW ALL

Landscaping Information
Sun
Sun
Part Shade, Full Sun

Moisture
Moisture
Low

Summer Irrigation
Summer Irrigation
Max 2x / month once established

Nurseries
Nurseries

Ease of Care
Ease of Care
Very Easy

Cold Tolerance
Cold Tolerance
Tolerates cold to 0° F

Soil Drainage
Soil Drainage
Medium

Soil Description
Soil Description
Prefers rich, loamy soil. Soil PH: 5.0 - 6.0

Common uses
Common uses
Butterfly Gardens, Bee Gardens

Companion Plants
Companion Plants
Chinese Houses occurs as an understory with oaks and other trees. Other plants that occur with it include various native ferns, Clarkia spp, Sisyrinchium spp, and other annual wildflowers

Propagation
Propagation?
Because this is an annual, it is best propagated from seed in Fall in an area that has already been cleared of weeds. A very light layer of organic mulch will allow seedlings to push through. It will typically reseed itself each year.

Sunset Zones
Sunset Zones?
5*, 6*, 7, 8, 9, 10, 11, 14, 15*, 16*, 17*, 18, 19, 20, 21, 22*, 23*, 24*

Natural Setting
Site Type
Site Type
Shady places, meadows, disturbed places, recently burned areas, often beneath oaks or large shrubs, near seeps or ponds

Climate
Climate
Annual Precipitation: 4.9" - 70.3", Summer Precipitation: 0.14" - 3.00", Coldest Month: 24.6" - 57.7", Hottest Month: 45.5" - 84.4", Humidity: 0.39" - 35.52", Elevation: -3814" - 11310"

Alternative Names
Common Names: Harlequin Blue Eyed Mary, Innocence


Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


Sign in to your Calscape Account X




Once signed in, you'll be able to access any previously saved plant lists or create new ones.

Email Address
Password

Sign In