Ramp
Allium tricoccum
- Native to:
- Canada, United States, Virgin Islands
Fritzflohrreynolds






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Amaryllidaceae
- Genus:
- Allium
- Species:
- Allium tricoccum
- USDA Symbol:
- ALTR3
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Geophyte
- Height:
- 30 cm
- Light Requirements:
- Shade
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul
- Bloom Colors:
- white
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Fragrant:
- Yes
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 deciduous forest understory conditions
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 30–90 days
- Notes:
- Seeds require cold stratification for 60-90 days; germination is slow and may occur over several months.
Pre-treatment: Mix the seeds with an equal amount of moist perlite or vermiculite. Seal container and proceed with up to two months or more of cold moist stratification in a cool dry place.
Establishment: Seed ripens at different rates within one seed head. Seed head can be gently shaken periodically to remove seed as it ripens. Seed is collected by hand from locally native plants within the eastern central Upper Peninsula. Flowers June-July. Seed is a bulb and seed and is harvested from mid August to September.
Source: npn.rngr.net
ORGHPS Germination Guide: Sow @ 20C 6 wks then 4C 6 wks then slowly raise to 10C 6 wks. Repeat if no germination.
Where to Buy
Nationwide Seller
- Prairie Moon Nursery (nursery and seeds)
- Wild Seed Project (seeds)
- Vermont Wildflower Farm (nursery and seeds)