Spring Garden Tips

Sunflower

Helianthus410px.jpg

Botanical Name

Helianthus annuus

Hardiness

Half hardy annual

Height

2 to 10 feet

Width

12 to 24 inches

Flowers

Summer to frost: yellows, whites, reds, bronze; brown, purple, or crimson center

Light

Full sun

Soil

Well-drained to dry

Planting and Care

Space plants 12 to 24 inches or more apart

Big headed types may need staking

Problems

Mildew, leaf spot, rust, stem rot, aphids

Varieties to Consider

Teddy Bear - 2-3', double flower

Valentine - lemon yellow, 5', long lasting cutflower

Ring of Fire - brown center with ring of red and gold petals

Ballad - no pollen, good for containers, 24-30", earlier bloomer, mildew resistant

Italian White - 5', primrose-yellow

Mammoth, Russian & Russian Giant - tall, 12-15'

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