Home / Guides / Plant Files / Apiaceae

Skirret, Crummock

Siumsisarum

Upload Image Print Article
Sium sisarum by scirpidiella
Upload Image Print Article
Family
Apiaceae (ay-pee-AY-see-ee)
Info
Genus
Sium (SEE-um)
Info
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Height
36-48 in. (90-120 cm)
Spacing
12-15 in. (30-38 cm)
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger

Unknown - Tell us

Bloom Color
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Vegetables
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information

Unknown - Tell us

Propagation Methods

Unknown - Tell us

Seed Collecting

Unknown - Tell us

Regional

This plant is said to grow outdoors in the following regions:

Colver, Pennsylvania

View this plant in a garden
13 members have or want this plant for trade

Featured Videos

Gardener's Notes:

Post Comment
0
positive
0
neutral
0
negative
Sort By:
Post Comment
Sort By:
Popular Plants
SEE ALL
Iris
Peppers
Hydrangeas
Hostas
Contribute to Dave’s Garden
Add a New Plant to the List
Featured
BUG FILES
Cabbage White
(Pieris rapae)
BIRD FILES
Secretary Bird
(Sagittarius serpentarius)
Quick Links
View All Families
View All Genera
View All Species
Freeze/Frost Dates
PlantFiles FAQ
Plants with no Photos
Contribute to Dave’s Garden
Add a New Plant to the List
Featured
BUG FILES
Cabbage White
(Pieris rapae)
BIRD FILES
Secretary Bird
(Sagittarius serpentarius)