How do you plant Russell lupine seeds?
They have a very tough seed coat, and it's a good idea to either soak seeds for 24-48 hours, or roughen them between two sheets of sandpaper before planting. Cover lightly with soil (1/8”) and tamp down the seeds well – making sure they make good soil to seed contact.
How deep do you plant lupine seeds?
Hasil gambar untuk how to plant Russell Blend Lupine Seeds - 1.5 grams
(See Growing Perennials from Seed.) Sow seeds at a shallow depth of about ¼ inch under loose topsoil, and keep them evenly moist until they germinate. Seedlings will emerge 15 to 25 days after planting.