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Description
Primula Integrifolia, commonly known as the entire-leaved primrose, is a herbaceous perennial plant that belongs to the Primulaceae family. It is native to central and eastern Europe, including the Carpathian Mountains and the Balkans. This plant is known for its striking blue-purple flowers that bloom in early summer, and it can grow up to 20 inches in height.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Angiospermae |
| Order | Ericales |
| Family | Primulaceae |
| Genus | Primula |
Appearance
The Primula Integrifolia has a basal rosette of leaves that are lanceolate and entire, meaning they have no serrations or lobes. The leaves are green and can grow up to 10 inches in length. The flowers are produced in an umbel-like inflorescence, with each plant producing up to 20 flowers. The flowers are five-lobed, with a tube-like corolla that is blue-purple in color. The fruit of the plant is a capsule that contains many small seeds.
Care Guide
To care for the Primula Integrifolia, provide it with moist, well-draining soil that is rich in organic matter. This plant prefers partial shade to full sun and is hardy in USDA zones 4-8. It requires regular watering, especially during periods of drought, and benefits from a balanced fertilizer applied in the spring. To prevent disease, avoid overhead watering and provide good air circulation around the plant.
Common Pests & Diseases
The Primula Integrifolia is susceptible to aphids, slugs, and snails. It may also suffer from fungal diseases such as powdery mildew and root rot. To prevent these issues, keep the plant healthy and well-maintained, and avoid overwatering. If pests or diseases do occur, treat them with an appropriate insecticide or fungicide.
Habitat
The Primula Integrifolia is native to central and eastern Europe, where it grows in meadows, woodlands, and rocky slopes. It prefers moist, well-draining soil and partial shade to full sun.
Question and Answer
Q: Can the Primula Integrifolia be grown in containers?
A: Yes, this plant can be grown in containers as long as the soil is kept moist and well-draining, and the plant is not exposed to excessive heat or direct sunlight.
Q: Does the Primula Integrifolia attract pollinators?
A: Yes, this plant is attractive to bees and butterflies, which help to pollinate the flowers.
Q: How often should I fertilize my Primula Integrifolia?
A: Apply a balanced fertilizer to the soil in the spring, and repeat every 4-6 weeks during the growing season.
Q: How do I propagate the Primula Integrifolia?
A: This plant can be propagated by division in the spring or fall. Dig up the plant and separate the root ball into several sections, each with some leaves and roots. Replant the sections in well-draining soil.
Related Plants
- Primula Auricula
- Primula Elatior
- Primula Veris
- Primula Vialii
References
- “Primula Integrifolia.” Missouri Botanical Garden. Accessed 14 May 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=277372&isprofile=0&cv=5.
- “Primula Integrifolia.” Royal Horticultural Society. Accessed 14 May 2021. https://www.rhs.org.uk/Plants/7913/Primula-integrifolia/Details.
- “Entire-leaved Primrose (Primula Integrifolia).” Gardenia. Accessed 14 May 2021. https://www.gardenia.net/plant/primula-integrifolia-entire-leaved-primrose.
