Everything you need to know to grow a beautiful flower garden with the Seed Library. Verbena hastata Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 90 - 120 Light: Sun Spacing: 12” - 24” Height: 24” - 60” Depth: Barely cover Water: 1” per week Germination: 10 - 30 days Notes: Deer and rabbit resistant. Attracts pollinators. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 30 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. *Please use caution when handling this seed* Baptisia australis Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 3 - 4 years Light: Sun, partial shade Spacing: 2’ - 3’ Height: 4’ Depth: Barely cover Water: 1” per week Germination: 15 - 28 days Notes: Deer resistant. Attracts pollinators. Wash hands after handling. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Before stratifying, the seed’s hard coating must be nicked using sandpaper or a nail file. Once nicked, place seeds on a damp paper towel, sealed in a plastic bag and stored in the refrigerator for 10 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. *Please use caution when handling* Ranunculus sceleratus Annual Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 90 days Light: Sun, partial shade Spacing: 4” - 6” Height: 12” - 24” Depth: Barely cover Water: 1” per week Germination: 10 - 30 days Notes: Wash hands after handling. Deer resistant. Attracts pollinators. Favorable to container growing. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 30 - 60 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. For earliest blooms, start indoors 10 - 12 weeks before the last spring frost. *Please use caution when handling* Asclepias Tuberosa Perennial Planting: Sow directly outdoors after the last spring frost. Harvest Days: 3 years Light: Sun Spacing: 12” - 36” Height: 24” Depth: Barely cover Water: 1” per week Germination: 14 - 21 days Notes: Attracts pollinators. Wash hands after handling. Deer and rabbit resistant. Could benefit from cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 30 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. For earliest blooms, start indoors 8 - 10 weeks before the last spring frost. Zinnia elegans Annual Planting: Sow directly outside after the last spring frost. Harvest Days: 75 - 90 Light: Sun Spacing: 8” - 10” Height: 30” Depth: ¼” Water: 1” per week Germination: 7 - 10 days Notes: Attracts pollinators. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. Zinnia elegans Annual Planting: Sow directly outside 1 - 2 weeks after the last spring frost. Harvest Days: 65 Light: Sun Spacing: 8” - 10” Height: 30” Depth: ¼” Water: 1” per week Germination: 7 - 10 days Notes: Attracts pollinators. Deer and rabbit resistant. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. Alcea rosea Biennial Planting: Sow directly outdoors after the last spring frost. Harvest Days: 2 years Light: Sun Spacing: 18” Height: 48” - 60” Depth: ¼” Water: 1” per week Germination: 21 - 28 days Notes: Deer and rabbit resistant. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. *Please use caution when handling* Papaver rhoeas Perennial Planting: Sow directly outdoors 2 - 4 weeks before the last spring frost. Harvest Days: 55 - 90 Light: Sun Spacing: 8” - 10” Height: 18” - 36” Depth: Barely cover Water: 1” per week Germination: 10 - 15 days Notes: Attracts pollinators. Favorable to container growing. Deer resistant. Requires cold treatment, so sow seeds as soon as the soil can be worked. Wash hands after handling; keep out of reach of pets. *Please use caution when handling* Dianthus barbatus Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 105 - 112 Light: Sun Spacing: 8” - 12” Height: 18” Depth: Barely cover Water: 1” per week Germination: 14 days Notes: Deer and rabbit resistant. Favorable to container growing. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. Wash hands after handling; keep out of reach of pets. *Please use caution when handling* Mirabilis jalapa Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 75 Light: Sun, partial shade Spacing: 12” - 18” Height: 24” Depth: ½” Water: 1” per week Germination: 8 - 10 days Notes: Attracts pollinators. Deer and rabbit resistant. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. Wash hands after handling; keep out of reach of pets. *Please use caution when handling* Tephrosia virginiana Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 2 - 5 years Light: Sun, partial shade Spacing: 1’ - 2’ Height: 12” Depth: ¼” Water: ½” per week Germination: 14 - 21 days Notes: Attracts pollinators. Deer resistant. Wash hands after handling; keep out of reach of pets. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Before stratifying, the seed’s hard coating must be nicked using sandpaper or a nail file. Once nicked, place seeds on a damp paper towel, sealed in a plastic bag and stored in the refrigerator for 10 - 30 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. Rosa setigera Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 3 - 5 years Light: Sun, partial shade Spacing: 4’ - 6’ Height: 4’ - 12’ Depth: Surface sow Water: 1” per week Germination: 2 years Notes: Attracts pollinators. Requires double stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 60 days, then remove them and keep at room temperature for 60 days. Finally, refrigerate seeds for another 60 days. Add more water to the bag if soil has dried out during this time. Then sow them outdoors by lightly pressing the seeds into the soil surface. Amorpha canescens Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 3 - 4 years Light: Sun, partial shade Spacing: 1’ - 2’ Height: 3’ Depth: Barely cover Water: 1” per week Germination: 14 - 30 days Notes: Attracts pollinators. Deer resistant. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Before stratifying, the seed’s hard coating must be nicked using sandpaper or a nail file. Once nicked, place seeds on a damp paper towel, sealed in a plastic bag and stored in the refrigerator for 30 - 60 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. Helianthus annuus Annual Planting: Sow directly outside after the last spring frost. Harvest Days: 70 - 100 Light: Sun Spacing: 24” Height: 7’ - 8’ Depth: ½” Water: 1” per week Germination: 15 - 20 days Notes: Attracts pollinators. Requires support. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. *Please use caution when handling* Lupinus x russellii Perennial Planting: Sow directly outdoors 4 - 6 weeks before the last spring frost. Harvest Days: 120 - 270 Light: Sun Spacing: 18” - 24” Height: 24” - 40” Depth: ¼” Water: 1” per week Germination: 7 - 30 days Notes: Attracts pollinators. Wash hands after handling; keep out of reach of pets. Soak seeds for 24 hrs before planting. Mimulus ringens Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 45 - 60 days Light: Sun, partial shade Spacing: 1’ - 2’ Height: 2’ Depth: Surface sow Water: 2” per week Germination: 7 - 20 days Notes: Deer resistant. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 30 - 60 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. *Please use caution when handling* Ipomoea Alba Annual Planting: Start indoors 4 - 6 weeks before the last spring frost. Harvest Days: 84 Light: Sun Spacing: 8” - 10” Height: 6’ Depth: ½” Water: 1” per week Germination: 8 - 10 days. Notes: Attracts pollinators. Deer and rabbit resistant. Requires support. Leaves and flowers are poisonous if ingested. Wash hands after handling; keep out of reach of pets. Seeds germinate best when scratched with sandpaper or are lightly nicked with nail clippers, then soaked in water for 24 hours prior to planting. Blooms will not appear until days begin to shorten. Allium cernuum Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 3 years Light: Sun, partial shade Spacing: 4” - 8” Height: 18” Depth: barley cover Water: 1” per week Germination: 30 - 60 days Notes: Deer resistant. Attracts pollinators. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 60 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. *Please use caution when handling* Tanacetum Coccineum Perennial Planting: Sow directly outside after the last spring frost. Harvest Days: 1 - 2 years Light: Sun Spacing: 12” Height: 3’ Depth: Barely cover Water: 1” per week Germination: 10 - 14 days Notes: Attracts pollinators. Favorable to container growing. Wash hands after handling; keep out of reach of pets. For earliest blooms, start indoors 6 weeks before the last spring frost. Centaurea cyanus Annual Planting: Sow directly outside after the last spring frost. Harvest Days: 90 Light: Sun Spacing: 8” - 10” Height: 16” Depth: ¼” Water: 1” per week Germination: 8 - 15 days Notes: Deer and rabbit resistant. Attracts pollinators. Favorable to container growing. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. Callistephus Chinensis Annual Planting: Sow directly outside after the last spring frost. Harvest Days: 80 Light: Sun Spacing: 12”- 18” Height: 36” Depth: Barely cover Water: 1” per week. Germination: 14 - 21 days. Notes: Attracts pollinators. Deer resistant. Favorable to container growing. Loves cool weather; use for late season color. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. Symphyotrichum turbinellum Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 2 - 3 years Light: Sun, partial shade Spacing: 1’ - 2’ Height: 2’ Depth: Barely cover Water: 1” per week Germination: 15 - 45 days Notes: Attracts pollinators. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 30 - 90 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. Dalea purpurea Perennial Planting: Sow directly outdoors after the last spring frost. Harvest Days: 2 - 3 years Light: Sun, partial shade Spacing: 18” - 24” Height: 2’ Depth: Barely cover Water: 1” per week Germination: 10 - 30 days Notes: Attracts pollinators. Seeds may benefit from cold stratification. Before stratifying, the seed’s hard coating must be nicked using sandpaper or a nail file. Once nicked, place seeds on a damp paper towel, sealed in a plastic bag and stored in the refrigerator for 10 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. *Please use caution when handling* Asclepias incarnata Perennial Planting: After cold stratification, directly sow outdoors after the last spring frost. Harvest Days: 2 years Light: Sun, partial shade Spacing: 18” - 36” Height: 4’ Depth: Barely cover Water: 1” per week Germination: 7 - 15 days Notes: Attracts pollinators. Deer resistant. Wash hands after handling; keep out of reach of pets. Can be sown outdoors in the late fall before the first frost or requires cold stratification. Store seeds in a sealed plastic bag with damp soil in the refrigerator for 30 - 40 days. Then sow them outdoors by lightly pressing the seeds into the soil surface. Cosmos bipinnatus Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 85 Light: Sun Spacing: 12” - 18” Height: 36”- 48” Depth: Barely cover. Water: 1” per week Germination: 5 - 10 days. Notes: Attracts pollinators. Requires support. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. Heat and drought tolerant. Helianthus annuus Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 80 Light: Sun, partial shade Spacing: 18” Height: 9’ - 12’ Depth: ½” Water: 1” per week Germination: 4 - 10 days Notes: Attracts pollinators. Requires support. Tagetes patula Annual Planting: Sow directly outside after the last spring frost. Harvest Days: 80 Light: Sun Spacing: 6” - 8” Height: 8” - 10” Depth: ¼” - ½” Water: 1” per week Germination: 5 - 7 days Notes: Deer resistant. Favorable to container growing. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. *Please use caution when handling* Linaria maroccana Annual Planting: Sow directly outside after the last spring frost. Harvest Days: 63 - 70 Light: Sun, partial shade Spacing: 12” Height: 18” - 24” Depth: Surface sow Water: 1” per week Germination: 14 - 21 days Notes: Deer resistant. Attracts pollinators. Favorable to container growing. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. Wash hands after handling; keep out of reach of pets. Helichrysum bracteatum Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 70 - 84 Light: Sun Spacing: 8” - 12” Height: 24” - 36” Depth: Barely cover Water: 1” per week Germination: 7 days Notes: Deer and rabbit resistant. Favorable to container growing. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. May benefit from support. *Please use caution when handling* Lathyrus odoratus Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 90 - 100 Light: Sun Spacing: 12” Height: 5’ - 6’ Depth: 1” Water: 1” per week Germination: 10 - 12 days Notes: Requires support. Attracts pollinators. Favorable to container growing. Wash hands after handling; keep out of reach of pets. Helianthus annuus Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 50 - 65 Light: Sun, partial shade Spacing: 8” - 12” Height: 24” - 36” Depth: ½” Water: 1” per week Germination: 7 - 14 days Notes: Favorable to container growing. Thunbergia alata Annual Planting: Sow directly outdoors after the last spring frost. Harvest Days: 56 - 63 Light: Sun, partial shade Spacing: 8” - 12” Height: 1’ - 8’ Depth: ¼” Water: 1” per week Germination: 10 - 21 days Notes: Requires support. Favorable to container growing. For earliest blooms, start indoors 6 - 8 weeks before the last spring frost. Tropaeolum Majus Annual Planting: Sow directly outdoors 1 - 2 weeks after the last spring frost. Harvest Days: 55 - 65 Light: Sun, partial shade Spacing: 6” - 8” Height: 5’ - 10’ Depth: ½” - 1” Water: 1” per week. Germination: 7 - 14 days. Notes: Favorable to container growing. Benefits from support. Edible flowers. Deer and rabbit resistant. Thrives in poor soil; good choice for hanging baskets. For earliest blooms, start indoors 4 - 6 weeks before the last spring frost. Monarda fistulosa Perennial Planting: Sow directly outdoors after the last spring frost. Harvest Days: 2 - 3 years Light: Sun, partial shade Spacing: 2’ - 3’ Height: 4’ Depth: Surface sow Water: 1” per week Germination: 7 - 40 days Notes: Attracts pollinators. Deer resistant. Blue Vervain
Blue Wild Indigo*
Buttercup *
Butterfly Weed*
Cactus Zinnias
California Giant Zinnias
Double Hollyhocks
Double Shirley Poppy*
Double Sweet William*
Four O’Clock*
Goat’s Rue*
Illinois Rose
Lead Plant
Lemon Queen Sunflower
Lupine*
Monkey Flower
Moonflower*
Nodding Onion
Painted Daisy*
Polka Dot Bachelor Buttons
Powder Puff Aster
Prairie Aster
Purple Prairie Clover
Rose Milkweed*
Sensation Cosmos
Skyscraper Sunflower
Sparky Marigold
Spurred Snapdragon*
Strawflower
Sweet Pea*
Teddy Bear Sunflower
Thunbergia
Trailing Nasturtiums
Wild Bergamot