Wild Blue Iris is a perennial iris grown from seed for naturalistic beds and gardens with suitable moisture. Germination is slow and benefits from a long cold-moist treatment.
Key Features
- Approximately 50 seeds
- Perennial iris for naturalistic plantings
- Cold-moist stratification recommended
- A patient, long-term garden project
What's in the Pack
One packet containing approximately 50 Wild Blue Iris seeds. Seeds only; rhizomes and live plants are not included.
Planting Instructions
When to Sow
Sow outdoors in fall or provide 8–12 weeks of cold-moist stratification before spring sowing.
Sowing and Germination
Sow shallowly in a moist, well-drained medium. Germination may be irregular and can take several weeks after the cold period.
Spacing and Care
Transplant seedlings 12–18 inches apart into sun to partial shade and soil that does not dry completely during establishment.
Growing Information
| Botanical name |
Iris missouriensis |
| Life cycle |
Perennial |
| Sun |
Full sun to partial shade |
| Pretreatment |
8–12 weeks cold-moist stratification |
| Germination |
Slow and variable |
| Growing zones |
Commonly USDA zones 3–8 |
Establishment
Keep young plants evenly moist while roots establish. Flowering from seed may take more than one growing season.
Frequently Asked Questions
Why have the seeds not germinated?
Iris seed often needs cold moisture and can germinate slowly.
Does this packet contain rhizomes?
No. This listing is for seeds only.
When will plants flower?
Timing varies; seed-grown perennials often need more than one season.
Please note: Germination, plant size, flower timing and color intensity vary with conditions and individual seedlings.
