Flowering Phacelia Garden Plants
Highly attractive, Phacelia garden plants flourishes in U.S. Department of Agriculture zones 3 through 10, making it a good choice for gardeners. Phacelia is a genus of plant that is part of the Hydrophyllaceae, or waterleaf, plant family. It contains about 200 species of herbs that are native to North and South America. Many feature clusters of bell-shaped flowers that typically bloom in the early spring. Landscapers usually use these garden plants in flower beds or borders. Plants within the genus Phacelia are adaptable to a variety of soil types. The genus name is derived from the Greek word phakelos, which translates to “bundles.” This refers to the cluster of flowers that emerge from the plant. Several species within the genus are known by common names. For example, P. sericea is also called the alpine phacelia, silky phacelia, or purple fringe. P. congesta is commonly referred to as blue curls or fiddleneck.
Most of the species are native to the U.S. and Mexico. P. congesta, for example, is distributed throughout New Mexico, Oklahoma, and Texas. It is also found in northern Mexico. P. integrifolia populates the landscapes of Utah, Arizona, New Mexico, and northern Mexico. It is recommended to grow these garden plants in well-draining soil. Most of the plants can thrive in loamy, sandy, or chalky material. The plants can also grow in soils that are acidic or alkaline in pH.