20/10°C
Spring or fall
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How to Grow Bottle Gentian (Gentiana andrewsii) from Seed
If you’ve failed to germinate bottle gentian, it’s not you—it’s the seeds.
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How to Grow Michigan Lily (Lilium michiganense) from Seed
A complete guide to germinating and growing out Michigan lily
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How to Grow Purple Milkweed (Asclepias purpurascens) from Seed
Preliminary results from my propagation trials
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How to Grow Prairie Lily (Lilium philadelphicum) from Seed
Germination is simple, but plants often fail to grow large enough to transplant in their first season, so a cycle…
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How to Grow Downy Gentian (Gentiana puberulenta) from Seed
Although easy to germinate, growing downy gentian to transplantable size requires patience, and often a cycle of chilling.
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How to Grow Wood Betony (Pedicularis canadensis) from Seed
Preliminary results suggest that seeds do not store well and must be sown or pretreated soon after harvest.
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How to Grow American Pasqueflower (Pulsatilla nuttalliana, formerly Anemone patens) from Seed
Despite common belief, cold–moist stratification does not improve germination for this early bloomer.
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How to Grow Wild Hyacinth (Camassia scilloides) from Seed
This spring ephemeral requires multiple growth cycles of warmth followed by chilling before reaching flowering size.
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How to Grow Scarlet Painted-Cup (Castilleja coccinea) from Seed
Although a generalist hemiparasite, the choice of host plant makes a substantial difference when growing in containers.
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How to Grow Sweet Grass (Anthoxanthum hirtum, formerly Hierochloe odorata) from Seed
This fragrant grass germinates poorly at room temperature, so an alternating temperature regime mimicking spring conditions is recommended.