Sweet William
Common
Name: Sweet William
Scientific
Name: Dianthus
barbatus
USDA Hardiness
Zones: 4 to
9 (Biennial)
Approximate number
of seeds per gram (ounce) : 960
(17,000)
Sun: full sun, but
partial shade is better in summer
heat
Water: keep soil
moderately moist during germination, do not
overwater
Soil: cover
lightly with 1/16 inch of well-drained
soil
Temperature: 16 to 21 degrees
Celsius (60 to 70 degrees
Fahrenheit)
Spacing: 12
inches apart
Germination Time:
7 to 14 days
Native to Europe,
Sweet William is a perennial that is typically grown as
an biennial. Blooms are clusters of white, pink,
red and lavender. Sweet William blooms best
under cooler conditions. It will readily self seed
unless deadheaded.

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