Cosmos sulphureus

Also Known As

Cosmos sulphureus 'Orange'
Klondike Cosmos
Orange Klondike Cosmos

Plant type

annual / biennial

size

H: 2'-3'
W: 1'-2'

planting zones

1-12

More Options

Cosmos sulphureus plant details

Cosmos sulphureus is a fast-growing broadleaf deciduous annual / biennial with green foliage. In fall and summer orange flowers emerge. Attracts bees, beneficial insects, birds and butterflies making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - low water. Drought tolerant once established. Adapts to various soil conditions. Does well in average and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Cosmos sulphureus

Plant type: annual / biennial
Plant family: asteraceae
Foliage: deciduous green
Mature size: 1 FT - 2 FT - wide, 2 FT - 3 FT - tall
Flowers: orange blooms in fall and summer
Uses: cottage garden, cutting garden, easy-to-grow, long-blooming, self-sowing

GROWING CONDITIONS for Cosmos sulphureus

USDA Zones: 1 - 12
Sun exposure: sun - mostly sun
Watering frequency: regular - low
Resistant to: heat
Soil needs: average and well-drained

Nursery contributed plant descriptions

Add fuel to your garden’s Summer fire with this easy, classic, orange flowered annual, whose sensational sunny flowers are highly attractive to butterflies, bees and birds. If planted early enough, by mid-summer they’re drought tolerant and if dead-headed they bloom through Autumn! Tolerant of less than perfect soil and drainage. Attractive lacy foliage on a bushy, vigorous plant 2’ wide and about 1’ tall with the flowers held high above on tall, multi-branching stalks up to 3’ tall! Reseeds for future freebies!