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American Alpine Speedwell (Wormskjoldii)

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American Alpine Speedwell (Wormskjoldii)

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The American Alpine Speedwell (Wormskjoldii) is generally described as a perennial forb/herb. This is native to the U.S. (United States) has its most active growth period in the spring and summer . The American Alpine Speedwell (Wormskjoldii) has green foliage and inconspicuous blue flowers, with a smattering of conspicuous brown fruits or seeds. The greatest bloom is usually observed in the summer, with fruit and seed production starting in the summer and continuing until summer. Leaves are not retained year to year. The American Alpine Speedwell (Wormskjoldii) has a moderate life span relative to most other plant species and a moderate growth rate. At maturity, the typical American Alpine Speedwell (Wormskjoldii) will reach up to 1 foot high, with a maximum height at 20 years of 0 inches.

The American Alpine Speedwell (Wormskjoldii) is easily found in nurseries, garden stores and other plant dealers and distributors. It can be propagated by bare root, container, cuttings, seed, sprigs. It has a slow ability to spread through seed production and the seedlings have low vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below -28°F. has low tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Moderate
General Type Forb/herb
Growth Period Spring, Summer
Growth Duration Perennial
Lifespan Moderate
Plant Nativity Native to U.S.
Commercial Availability Routinely Available
Physical Characteristics
Bloom Period Summer
Displays Fall Colors No
Shape/Growth Form Rhizomatous
Drought Tolerance Low
Shade Tolerance Intermediate
Height When Mature 1
Vegetative Spread Moderate
Flower Color Blue
Flower Conspicuousness Yes
Fruit/Seed Abundance Low
Fruit/Seed Seasonality Summer Summer
Seed Spread Rate Slow
Gardening Characteristics
Propagations (Ways to Grow) Bare Root, Container, Cuttings, Seed, Sprigs
Moisture Requirements High
Cold Stratification Required No
Minimum Temperature -28
Soil Depth for Roots 6
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Regrowth Rate Moderate
After-Harvest Resprout Ability No
Responds to Coppicing No
Growth Requirements
pH Range 6–7.3 pH
Precipitation Range 32–32 inches/yr
Planting Density 4800–11000 indiv./acre
Soil Textures Fine, Medium
Soil Depth for Roots 6
Minimum Frost-Free Days 80 day(s)
Salinity Tolerance None
CaCO3 Tolerance Low
Sustainability & Use
Leaf Retention No
Palatability Low
Fire Resistant Yes
Causes Livestock Bloating None

Source: USDA, NRCS, PLANTS Database, plants.usda.gov.
National Plant Data Center, Baton Rouge, LA 70874-4490 USA

Plant Distribution
can be found in Alaska, Arizona, California, Colorado, Idaho, Maine, Montana, New Hampshire, New Mexico, Nevada, Oregon, Utah, Washington, Wyoming