Zantedeschia, Calla Lily 'Hercules'

Zantedeschia

Family
Araceae (a-RAY-see-ee)
Genus
Zantedeschia (zan-te-DES-kee-uh)
Synonym
Spacing
6-8 ft. (1.8-2.4 m)
Sun Exposure
6-8 ft. (1.8-2.4 m)
Danger
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)
Hardiness
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Color
Bloom Time
Other Details
Seed Collecting
Sun to Partial Shade
Fruit Shape
All parts of plant are poisonous if ingested
Fruit Size
White/Near White
Fruit Colors
Blooms all year
Blooms repeatedly
Growing Habit
Grown for foliage
Evergreen
Good Fall Color
Provides Winter Interest
Veined
Days to Maturity
Seed Type
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Disease Resistance
Allow seedheads to dry on plants; remove and collect seeds
Remove fleshy coating on seeds before storing
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Leaf Type
Foliage Color
Bloom Characteristics
Water Requirements
Bulbs
Where to Grow
Other details
Propagation Methods
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Soil pH requirements
Patent Information
Plant Size (check one)
Growing Habit
Growth Rate
Leaf Shape
Leaf Appearance
Degree to which the appearance is present
Leaf Texture (top)
Leaf Texture (bottom)
Leaf Color
Color of Leaf Margin
Leaf Substance
Number of Vein Pairs
Appearance of Margin
Margin Width
Flower Shape
Flower Fragrance
Does it set seed?
Flower Size
Flower Type
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Seed Type
Growth Habit
Days to Maturity
Awards (if applicable)
Bloom Shape
Other Details
Pruning Instructions
Kernel Color
Flower Shape
Flower Habit
Bloom Size
Color Pattern
Bloom Shape
Pruning Groups
Bloom Diameter
Heat (Pungency)
Fruit Shape
Fruit Size
Fruit Color
Disease Resistance
Seed Type
Flower Size
Size/Type
Flower Characteristics
Leaf Shape/Type
Leaf Texture
Leaf Color
Propagation
Pollination
Bearing Habit
Rootstock Vigor
Disease Resistance
Fruit Usage
Classification
Regional

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

SOMIS, California

Sacramento, California

San Francisco, California

San Jose, California

San Leandro, California

Portland, Oregon

Chandler, Texas

Richmond, Texas

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Featured Videos

Gardener's Notes:

2
positives
1
neutral
0
negative
Sort By:
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F
Sacramento Valley, CA | February 2018 | positive

I have the giant white-spotted leaved San Francisco Strybing Arboretum cultivar. What a breathtaking enormous plant! In my opinion it is ...Read More

V
(Zone 8a) | February 2008 | positive

This is the non-spotted Hercules, which I bought from Kartuz, which in turn bought theirs from Western Hills many years ago.

...Read More

K
K
San Leandro, CA (Zone 9b) | February 2008 | neutral

This is the cultivar Strybing Arboretum in San Francisco is growing and selling that originally came from Western Hills Nursery in Occide...Read More

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