Hydrophyllaceae

Description

Hydrophyllaceae is a family of flowering plants that includes around 350 species. These plants are commonly found in North America, but some species are also found in South America and Africa. The family is characterized by its herbaceous nature, with most species being annual or perennial herbs. The flowers of Hydrophyllaceae are typically blue or white, and they grow in clusters or spikes.

Taxonomic Information

Domain	Eukarya
Kingdom	Plantae
Phylum	Angiosperms
Class	Eudicots
Order	Boraginales
Family	Hydrophyllaceae
Genus	Hydrophyllum

Appearance

Hydrophyllaceae plants vary in size, ranging from small annuals to large perennials. The leaves are typically simple and alternate, and they can be either lobed or unlobed. The flowers are generally small, with five petals and a five-lobed calyx. They are usually blue or white, but can also be pink or purple. The fruit is typically a capsule that splits open to release the seeds.

Care Guide

Hydrophyllaceae plants prefer moist, well-draining soil that is rich in organic matter. They require consistent watering, especially during periods of drought. Fertilization is recommended in the early spring, using a balanced fertilizer. These plants prefer partial shade or filtered sunlight, but can tolerate full sunlight in cooler climates. They are hardy in USDA zones 4-9.

Common Pests & Diseases

Hydrophyllaceae plants are generally resistant to pests and diseases. However, they can be susceptible to powdery mildew and rust. To prevent these diseases, avoid overhead watering and maintain good air circulation around the plants. Aphids and spider mites can also be a problem, but can be controlled with insecticidal soap or neem oil.

Habitat

Hydrophyllaceae plants are commonly found in moist habitats such as streambanks, wet meadows, and forest understories. They can also be found in drier habitats such as grasslands and deserts.

Question and Answer

Q: Are Hydrophyllaceae plants toxic?

A: No, Hydrophyllaceae plants are not toxic to humans or animals.

Q: Can Hydrophyllaceae plants be grown in containers?

A: Yes, Hydrophyllaceae plants can be grown in containers as long as they are provided with adequate moisture and drainage.

Q: How often should Hydrophyllaceae plants be fertilized?

A: Hydrophyllaceae plants should be fertilized once in the early spring with a balanced fertilizer.

Q: Do Hydrophyllaceae plants attract pollinators?

A: Yes, Hydrophyllaceae plants are attractive to bees and other pollinators.

Related Plants

• Phacelia
• Emmenanthe
• Nemophila
• Eriodictyon

References

• Flora of North America: Hydrophyllaceae
• Rickman, R. W. (1994). Hydrophyllaceae. In: Hickman, J. C. (ed.), The Jepson Manual: Higher Plants of California, pp. 1169-1171. University of California Press, Berkeley.
• USDA Plants Database: Hydrophyllaceae