Longleaf Bluets
Houstonia longifolia
Family: Rubiaceae
Longleaf Bluets grows in full sun to partial shade and prefers dry rocky soil. Water needs: Low.
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How to Grow Longleaf Bluets
Longleaf Bluets growing information includes sunlight requirements of Full sun to partial shade, soil conditions listed as Dry rocky soil with a soil pH of 5.5-7.5, and Low water needs. The listed hardiness zones are 3-8. For propagation reference, the database lists germination or establishment information for Longleaf Bluets as 14-30 days, with planting or establishment depth listed as Surface sow. Days to maturity are listed as 90-120 days.
Plant Overview
Longleaf Bluets (Houstonia longifolia) is listed in the Rubiaceae family and categorized as a flower with a perennial life cycle. This profile summarizes growing information for hardiness, light, soil, water, seed starting, maturity, and other available cultivation details. Difficulty is listed as Easy.
- Plant ID
- PLT-3716
- Family
- Rubiaceae
- Plant type
- Flower
- Life cycle
- Perennial
- Difficulty
- Easy
Growing Conditions
Longleaf Bluets is listed for full sun to partial shade conditions. Water needs are listed as low. The database soil reference is Dry rocky soil. The listed soil pH range is 5.5-7.5, and the listed hardiness range is 3-8.
- Hardiness zones
- 3-8
- Sunlight
- Full sun to partial shade
- Soil
- Dry rocky soil
- Soil pH
- 5.5-7.5
- Water needs
- Low
Seed & Germination
For seed starting, the listed germination time is 14-30 days and the seed depth is Surface sow. The listed time to maturity is 90-120 days. Use these values as general reference points and adjust for local climate, seed source, and growing conditions.
- Germination
- 14-30 days
- Seed depth
- Surface sow
Harvest & Propagation
- Days to maturity
- 90-120 days
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Growing Reference Note
Plant performance can vary with climate, soil, weather, cultivar, seed quality, and gardening methods. The values on this page are general database reference ranges rather than a substitute for local extension guidance or seed-packet instructions.