Beach Suncup
Camissoniopsis cheiranthifolia
- Native to:
- Mexico, United States
iNaturalist: © seeddweeb (iNaturalist #195050039)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Onagraceae
- Genus:
- Camissoniopsis
- Species:
- Camissoniopsis cheiranthifolia
- USDA Symbol:
- CACH13
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 30 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may,jun,jul,aug,sep,oct
- Bloom Colors:
- yellow
- Ground Cover:
- Yes
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Reported Fauna Sightings
Moths:White-lined sphinx moth (Hyles lineata)
Garden & Ecology Notes
- Wildlife Value:
- bees, native pollinators
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- sandy, nutrient-poor, well-drained soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to coastal dunes and sandy areas
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily without pretreatment. Light may enhance germination.
The above propagation data sourced from Claude AI
Pre-treatment: None required
Establishment: Seeds are collected between May 1st and September 13th. Mature capsules turn from green to red to brown and split from the top at maturity. Capsules are 10 to 25 mm long, 2 to 2.5 mm wide, 4 angled, generally 2 coiled. Seed is 1.2 to 1.3 mm long, minutely pitted in rows and dull brownish black at maturity.
Source: npn.rngr.net