Largeleaf Phlox
Phlox amplifolia
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Polemoniaceae
- Genus:
- Phlox
- Species:
- Phlox amplifolia
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 3-4 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar, apr, may, jun, jul, aug
- Bloom Colors:
- Pink
- Lawn Substitute:
- Yes
Native Range
United States: Alabama, Arkansas, Georgia, Indiana, Kentucky, Missouri, Mississippi, North Carolina, Tennessee, Virginia
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers woodland edges and open forests
Germination Information
Pre-treatment: Tip cuttings 2.5-3.8 cm in length with 3 nodes, 1 node below soil. Use Rooting hormone Dip 'n Grow IBA/NA at 20X dilution rate for a 5 second dip. Use Pro-Mix PGX, plug and germination media. Cuttings should be stuck one per cell in 72 plug tray 5.7 x 7.6 cm. Alternatively, plant can be propagated using divisions approximately 7.5 cm in diameter. Potted into a 1 quart pot using basic potting media with added synthetic fertilizer. Stems without foliage should be cut back to 5 cm. Stems with foliage, but less than 12.5 cm, should be left intact.
Establishment: Cuttings are collected week 1 in January and week 7 in February, from non-flowering new shoots. Divisions are collected in mid-October; Zone 7A/6B. Native to North America, is found in the U.S. ranging from Indiana south to Alabama, from Missouri and Arkansas east to Virginia.
Source: npn.rngr.net