American Speedwell (Veronica americana)

American Speedwell

Native to Asia and North America, american Speedwell is a perennial herb with small violet flowers. It prefers to grow along the edges of rivers or ditches and spreads through creeping rhizomes.

Scientific classification

Species

American Speedwell (Veronica americana)

Mints plantains olives and allies

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Perennial

Lifespan

Herb

Plant Type

Spring, Summer

Bloom Time

8 mm

Flower Size

Purple, Blue

Flower Color

Deciduous

Leaf type

0 - 32 ℃

Ideal Temperature

Spring, Summer

Growth Season

Rapid

Growth Rate

Images of American Speedwell

Attributes of American Speedwell

Growth Rate

During spring and summer, american Speedwell displays a rapid growth rate, vividly accentuated in its escalated leaf production and stem stretch. More specifically, increased daylight hours and warmth expedite its cellular processes, driving rapid biomass expansion and accelerating vertical growth. Furthermore, this rate amplifies the emergence of american Speedwell's distinct, delicate flowers.

Distribution of American Speedwell

Distribution Map

American Speedwell is native to temperate and northern regions of the Northern Hemisphere. It naturally populates areas within Asia, North America, and to a lesser extent, northern Europe. The species has also been introduced and has naturalized in parts of the Southern Hemisphere, encompassing major regions like Australasia.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Shallow water, rills, swamps

Hemisphere Trend Curve

Northern

Sorthern

Care Guide for American Speedwell

Every week

Water

Full sun

Sunlight

0 - 32 ℃

Ideal Temperature

Water: American Speedwell thrives in moist environments with high humidity, requiring weekly watering for optimal health. Moderately drought-tolerant, american Speedwell is often found along streambanks, making it ideal for gardens with adequate drainage and moisture retention.

Fertilize: For optimal growth, american Speedwell requires balanced nutrition fertilizers monthly during the growing season with a diluted half-strength solution. Avoid feeding in fall or winter to prevent frost damage. Apply near the base, ensuring no contact with foliage. Seasonal nutrient adjustments are vital for long-term vitality.

Pruning: American Speedwell features delicate blue flowers and a creeping growth habit. Prune dead or damaged stems in early to late spring for new growth, promoting air circulation and reducing disease risk. Regular maintenance prevents invasiveness and supports ecological balance in gardens.

Propagation: American Speedwell propagates successfully via surface sowing seeds as light promotes germination. Use a well-draining soil mix and water gently to maintain moisture. Once seedlings are manageable, transplant into individual pots for root development before transferring to their final location.

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