56 " 63 days. Bright Lights cosmos seeds grow a playful, robust, and familiar annual sown among sunflowers and wildflowers. Bright Lights seeds grow hardy, drought tolerant cosmos shrubs as high as 36" tall with sunburst golden 2 " 3" daisy-like blooms. Bright Lights seeds are an ideal mound to highlight the back of the garden, fence, siding, or any wide open space. Bright Lights seeds promise long-lasting blooms that are a floral shop favorite used to brightly excite any seasonal fresh cut arrangement, basket, or bouquet.

Growing Bright Lights Cosmos Garden Seeds
Bright Lights 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. Bright Lights cosmos is just as popular indoors as out. Germination will take 14 " 21 days in full lighting. Lightly press 4 " 6 Bright Lights cosmos seeds 24" apart into average, medium dry, and well-drained soil in full sun. Bright Lights 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. Bright Lights cosmos has no serious insects, pests, or diseases. Bright Lights cosmos seeds mature in 56 " 63 days as 36" tall mounded shrubs with a 12 " 24" spread of 2 " 3" 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.
Basic Info
Other Names: | Sulfur Cosmos, Yellow Cosmos |
Color: | Fiery shades of sunburst yellow and orange |
Growing Info
Days to Maturity: | 56 " 63 days |
Hardiness Zone: | 2 " 11 |
Planting Depth: | Lightly press 4 " 6 seeds into soil |
Plant Spacing: | 12" |
Growth Habit: | 36" tall mounded shrub with a 12 " 24" spread of 2 " 3" daisy-like blooms |
Soil Preference: | Average, medium dry, well-drained |
Light Preference: | Full sun |
Other Info
Taxonomy: | Cosmos sulphureus |
Seed Type: | Annual |
Sow Indoors or Outdoors: | Bright Lights 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. Bright Lights cosmos is just as popular indoors as out. Germination will take 14 " 21 days in full lighting. |
Diseases/Pests/Troubleshooting: | Bright Lights 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. Bright Lights cosmos has no serious insects, pests, or diseases. |
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