Zinnia

Botanical Name

Zinnia elegans

Hardiness

Half hardy annual

Height

6 to 36 inches

Width

15 to 24 inches

Flowers

Summer till frost: rose, apricot, red, white, violet, yellow, green, orange, bi-colors

Light

Full sun

Soil

Well-drained

Planting & Care

Space smaller varieties 6 to 8 inches apart and larger varieties at least 12 inches or more apart
Heat and drought tolerant
Deadhead for prolonged bloom
Full sun and proper spacing will help avoid powdery mildew

Problems

Powdery mildew, leaf spot, mites, Japanese beetles

Varieties

Thumbelina - less mildew
Profusion Series - good disease resistance, no deadheading
Zowie Yellow Flame - 2006 AAS winner, semi-double yellow tipped with orange center, 24-30"
Whirleygig & Zenith - cactus-flowered