Chinese houses (Collinsia heterophylla)

Chinese houses

Also known as: Purple chinese houses, Downy chinese-houses

Native to the Western United States, chinese houses gets it common name because its flowers resemble pagodas when they are in full bloom. This wildflower is easy and makes great cut flowers as well.

Scientific classification

Species

Chinese houses (Collinsia heterophylla)

Mints plantains olives and allies

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Annual

Lifespan

Herb

Plant Type

Late spring, Summer, Fall

Bloom Time

10 cm to 50 cm

Plant Height

Deciduous

Leaf type

20 - 38 ℃

Ideal Temperature

Images of Chinese houses

Distribution of Chinese houses

Distribution Map

Chinese houses is native to the western regions of North America, thriving in its coastal and inland areas. This species has also been introduced to parts of Europe, particularly within the major region encompassing the United Kingdom where it is cultivated. Chinese houses flourishes in a range of habitats due to its adaptable nature, making it a presence beyond its natural confines.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Shady places in chaparral, open mixed woodlands, oak woodlands

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for Chinese houses

Every week

Water

Partial sun

Sunlight

20 - 38 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Chinese houses thrives in moist, humid environments and has a moderate drought tolerance. It benefits from weekly watering and prefers well-drained soil to avoid waterlogging. As an annual herb, chinese houses typically grows during the rainy season.

Fertilize: For optimal growth in chinese houses, use a high-phosphorus fertilizer in early spring and midsummer at a quarter strength. Fertilization enhances root development and blooms, but stop during dormancy. Apply on moist soil to prevent root burn, adjusting as chinese houses matures for better health and aesthetics.

Pruning: Chinese houses features striking purple and white flowers and thrives with light pruning in early to late spring. Remove dead stems and pinch new growth to enhance bushiness. Avoid heavy trimming to prevent stress, and regular deadheading encourages longer blooming, ensuring a vibrant garden display.

Propagation: To propagate chinese houses, sow seeds in well-draining soil, keeping it moist but not waterlogged. Cover seeds lightly, as light aids germination, which can be unpredictable. Once seedlings are strong, transplant them to provide adequate space for growth, since chinese houses can spread significantly.

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