Rhododendron
Rhododendron catawbiense
Family: Ericaceae
Rhododendron grows in partial shade and prefers acidic, organic-rich, well-drained soil. Water needs: Moderate.
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How to Grow Rhododendron
Rhododendron growing information includes sunlight requirements of Partial shade, soil conditions listed as Acidic, organic-rich, well-drained soil with a soil pH of 4.5-6.0, and Moderate water needs. The listed hardiness zones are 4-8. For propagation reference, the database lists germination or establishment information for Rhododendron as 14-30 days, with planting or establishment depth listed as Surface sow; needs light to germinate. Days to maturity are listed as 3-5 years to flowering from seed.
Plant Overview
Rhododendron (Rhododendron catawbiense) is listed in the Ericaceae family and categorized as a shrub with a perennial evergreen shrub life cycle. This profile summarizes growing information for hardiness, light, soil, water, seed starting, maturity, and other available cultivation details. Difficulty is listed as Moderate.
- Plant ID
- PLT-0299
- Family
- Ericaceae
- Plant type
- Shrub
- Life cycle
- Perennial evergreen shrub
- Difficulty
- Moderate
Growing Conditions
Rhododendron is listed for partial shade conditions. Water needs are listed as moderate. The database soil reference is Acidic, organic-rich, well-drained soil. The listed soil pH range is 4.5-6.0, and the listed hardiness range is 4-8.
- Hardiness zones
- 4-8
- Sunlight
- Partial shade
- Soil
- Acidic, organic-rich, well-drained soil
- Soil pH
- 4.5-6.0
- Water needs
- Moderate
Seed & Germination
For seed starting, the listed germination time is 14-30 days and the seed depth is Surface sow; needs light to germinate. The listed time to maturity is 3-5 years to flowering from seed. 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; needs light to germinate
Harvest & Propagation
- Days to maturity
- 3-5 years to flowering from seed
Garden Information
- Toxicity / cautions
- Toxic if ingested
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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.