56 – 63 days. Sunny Series seeds promise a stunning and exotic twist to the more traditional summertime cosmos. Sunny Series cosmos seeds quickly grow compact 12 – 14” tall mounding shrubs covered in radiant 2” blooms in your choice of Gold, Red, and Orange. Cosmos seeds are native to the demanding arid stretches of Mexico and are perfectly suited for a variety of similarly hot and challenging gardens. Sunny Series cosmos seeds boast some of summer's most gorgeous blooms and are a favorite to leave trailing from hanging baskets, window boxes, and planters. 500 seeds.
Growing Sunny Series Cosmos Garden Seeds
- Taxonomy: Cosmos sulphureus
- Other Names: Sulfur Cosmos, Yellow Cosmos
- Seed Type: Annual
- Sow Indoors or Outdoors: Sunny Series cosmos seeds are popularly sown outdoors directly after the frost. But for earliest spring blooms, begin seeds indoors 4 – 6 weeks prior and harden off to a sunny place in the garden or decorative planter. Sunny Series cosmos is just as popular indoors as out. Germination will take 14 – 21 days in full lighting.
- Days to Maturity: 56 – 63 days
- Hardiness Zone: 2 – 11
- Planting Depth: Lightly press 4 – 6 seeds into soil
- Plant Spacing: 12”
- Growth Habit: 12 – 15” tall mounded shrubs with a 12” spread of 2” daisy-like blooms
- Soil Preference: Average, medium dry, well-drained
- Light Preference: Full sun
- Diseases/Pests/Troubleshooting: Sunny Series cosmos is a hardy full sun performer known to be low-maintenance and tolerant to heat and drought. Do not overwater because cosmos will suffer in overly saturated and poorly drained gardens. Plants may reseed for next season, but may do so too aggressively to the point where it becomes invasive. Sunny Series cosmos has no serious insects, pests, or diseases.
- Color: Signature selection of Gold, Red, and Orange
Sunny Series cosmos seeds are popularly sown outdoors directly after the frost. But for earliest spring blooms, begin seeds indoors 6 – 8 weeks prior and harden off to a sunny place in the garden or decorative planter. Sunny Series cosmos is just as popular indoors as out. Germination will take 14 – 21 days in full lighting. Lightly press 4 – 6 Sunny Series cosmos seeds 24" apart into average, medium dry, and well-drained soil in full sun. Sunny Series cosmos is a hardy full sun performer known to be low-maintenance and tolerant to heat and drought. Do not overwater because cosmos will suffer in overly saturated and poorly drained gardens. Plants may reseed for next season, but may do so too aggressively to the point where it becomes invasive. Sunny Series cosmos has no serious insects, pests, or diseases. Sunny Series cosmos seeds mature in 56 – 63 days as 12 – 15” tall mounded shrubs with a 12” spread of 2” daisy-like blooms.
Cosmos sulphureus, or more commonly known as just Cosmos, is native to the arid and warm climates of Mexico, but has since been naturalized throughout most of the world's similar climates. Although not as aggressive as other varieties of cosmos, Cosmos sulphureus grows so effortlessly in the United States that it is still considered an invasive species in many counties along the lower half of the states.