Home / Guides / Plant Files / Hemerocallidaceae

Daylily 'Primal Scream'

Hemerocallis

Upload Image Print Article

Hemerocallis by Calif_Sue

View Gallery 19 photos

Upload Image Print Article

Family

Hemerocallidaceae (hem-er-oh-kal-id-AY-see-ee)

Info

Genus

Hemerocallis (hem-er-oh-KAL-iss)

Info

Synonym

Height

Unknown - Tell us

Spacing

24-36 in. (60-90 cm)

Hardiness

18-24 in. (45-60 cm)

Sun Exposure

USDA Zone 3a: to -39.9 °C (-40 °F)

USDA Zone 3b: to -37.2 °C (-35 °F)

USDA Zone 4a: to -34.4 °C (-30 °F)

USDA Zone 4b: to -31.6 °C (-25 °F)

USDA Zone 5a: to -28.8 °C (-20 °F)

USDA Zone 5b: to -26.1 °C (-15 °F)

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)

Bloom Color

Full Sun

Sun to Partial Shade

Bloom Time

Unknown - Tell us

Height

Unknown - Tell us

Spacing

Unknown - Tell us

Sun Exposure

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Danger

Unknown - Tell us

Hardiness

Unknown - Tell us

Bloom Color

Unknown - Tell us

Bloom Time

Unknown - Tell us

Foliage

No fragrance

Bloom Time

Unknown - Tell us

Bloom Color

Unknown - Tell us

Bloom Time

Unknown - Tell us

Class

Unknown - Tell us

Bloom Time

Unknown - Tell us

Bloom Color

Unknown - Tell us

Class

Unknown - Tell us

Bloom Color

Unknown - Tell us

Bloom Time

Unknown - Tell us

Other Details

Propagation Methods

Unknown - Tell us

Soil pH requirements

Orange

Flower Fragrance

Unknown - Tell us

Flower Size

Unknown - Tell us

Flower Type

By dividing the rootball

By dividing rhizomes, tubers, corms or bulbs (including offsets)

Blooming Habit

Unknown - Tell us

Foliage Habit

Unknown - Tell us

Ploidy

Unknown - Tell us

Color Patterns

Unknown - Tell us

Awards (if applicable)

Unknown - Tell us

Patent Information

Unknown - Tell us

Foliage Color

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Water Requirements

Unknown - Tell us

Where to Grow

Unknown - Tell us

Seed Collecting

Unknown - Tell us

Fruit Shape

Unknown - Tell us

Fruit Size

Unknown - Tell us

Fruit Colors

Unknown - Tell us

Growing Habit

Unknown - Tell us

Days to Maturity

Unknown - Tell us

Seed Type

Unknown - Tell us

Usage

Unknown - Tell us

Disease Resistance

Unknown - Tell us

Leaf Type

Unknown - Tell us

Foliage Color

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Water Requirements

Unknown - Tell us

Where to Grow

Unknown - Tell us

Other details

Unknown - Tell us

Propagation Methods

Late Midseason (MLa)

Soil pH requirements

Unknown - Tell us

Patent Information

Large (more than 4.5" diameter)

Plant Size (check one)

Crispate (pinched, twisted or quilled floral segments)

Cascading (narrow curling or cascading segments)

Unusual Form

Growing Habit

Diurnal (diu.)

Growth Rate

Dormant (dor.)

Leaf Shape

Tetraploid

Leaf Appearance

Self

Degree to which the appearance is present

Stout Silver Medal

Lambert/Webster Award (or runner-up)

Award of Merit (or runner-up)

Honorable Mention

Leaf Texture (top)

Unknown - Tell us

Leaf Texture (bottom)

Unknown - Tell us

Leaf Color

Unknown - Tell us

Color of Leaf Margin

Unknown - Tell us

Leaf Substance

Unknown - Tell us

Number of Vein Pairs

Unknown - Tell us

Appearance of Margin

Non-patented

Margin Width

Unknown - Tell us

Flower Shape

Unknown - Tell us

Flower Fragrance

Unknown - Tell us

Does it set seed?

Unknown - Tell us

Flower Size

Unknown - Tell us

Flower Type

Unknown - Tell us

Blooming Habit

Unknown - Tell us

Foliage Habit

Unknown - Tell us

Ploidy

Unknown - Tell us

Color Patterns

Unknown - Tell us

Awards (if applicable)

Unknown - Tell us

Category

Unknown - Tell us

Seed Type

Unknown - Tell us

Growth Habit

Unknown - Tell us

Days to Maturity

Unknown - Tell us

Awards (if applicable)

Unknown - Tell us

Bloom Shape

Unknown - Tell us

Habit

Unknown - Tell us

Other Details

Unknown - Tell us

Pruning Instructions

Unknown - Tell us

Kernel Color

Unknown - Tell us

Division

Unknown - Tell us

Division

Unknown - Tell us

Division

Unknown - Tell us

Flower Shape

Unknown - Tell us

Flower Habit

Unknown - Tell us

Bloom Size

Unknown - Tell us

Color Pattern

Unknown - Tell us

Group

Unknown - Tell us

Bloom Shape

Unknown - Tell us

Pruning Groups

Unknown - Tell us

Bloom Diameter

Unknown - Tell us

Heat (Pungency)

Unknown - Tell us

Fruit Shape

Unknown - Tell us

Fruit Size

Unknown - Tell us

Fruit Color

Unknown - Tell us

Disease Resistance

Unknown - Tell us

Seed Type

Unknown - Tell us

Usage

Unknown - Tell us

Section

Unknown - Tell us

Flower Size

Unknown - Tell us

Pruning

Unknown - Tell us

Size/Type

Unknown - Tell us

Flower Characteristics

Unknown - Tell us

Leaf Shape/Type

Unknown - Tell us

Leaf Texture

Unknown - Tell us

Leaf Color

Unknown - Tell us

Propagation

Unknown - Tell us

Pollination

Unknown - Tell us

Bearing Habit

Unknown - Tell us

Rootstock Vigor

Unknown - Tell us

Disease Resistance

Average Water Needs; Water regularly; do not overwater

Fruit Usage

Grow outdoors year-round in hardiness zone

Classification

Unknown - Tell us

Regional

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

San Jose, California

Fort Lauderdale, Florida

Athens, Georgia

Coatesville, Indiana

Solsberry, Indiana

Iowa City, Iowa

Topeka, Kansas

Hazard, Kentucky

Hebron, Kentucky

South Berwick, Maine

Linthicum Heights, Maryland

Randallstown, Maryland

Hatfield, Massachusetts

Dearborn Heights, Michigan

Hillsdale, Michigan

Waynesboro, Mississippi

Cut Bank, Montana

Elizabeth City, North Carolina

Felicity, Ohio

Grove City, Ohio

Ravenna, Ohio

Medford, Oregon

Christiana, Tennessee

Kalama, Washington

Dallas, Wisconsin

Madison, Wisconsin

show all

View all varieties of Daylilies

View this plant in a garden

19 members have or want this plant for trade

Featured Videos

Gardener's Notes:

3

positives

2

neutrals

0

negative

Sort By:

Sort By:

G

G

Gardener21

Randallstown, MD | June 2016 | neutral

This one is definitely NOT overhyped! Don't listen to a grower that doesn't have it to sell. Several years ago I visited a commercial day...Read More

D

D

DaylilySLP

Dearborn Heights, MI (Zone 6a) | October 2013 | positive

Orange tangerine self with green throat.
(Tangerine Parfait × Mauna Loa)

AHS has announced 'Primal Scream' has won...Read More President's Cup Award 2013

P

P

pointgarden

Newport, RI | March 2012 | neutral

A nice orange,nice form but over hypted.There are other daylilies with bold orange flowers that are less expensive and easy to find.Don't...Read More

K

K

kentstar

Ravenna, OH (Zone 5b) | July 2010 | positive

Beautiful dalily and very vibrant. Does ok for me. Quite a slow grower for me though. I don't know why. It's the second year in the groun...Read More

B

B

bluektodd

Hillsdale, MI (Zone 5b) | September 2004 | positive

Primal scream is very hardy mine had 4 way branching and 22 buds in its first year. Multiplies fast. Not many photos can capture its tr...Read More

Popular Plants

SEE ALL

Featured

Moth

(Protoboarmia porcelaria)

Comb Duck

(Sarkidiornis melanotos)

Featured

Moth

(Protoboarmia porcelaria)

Comb Duck

(Sarkidiornis melanotos)

bottomAd

TOP

TOP

All Plants

African Violets

Azaleas and Rhododendrons

Hardy Geraniums

Japanese Maples

Onions and Garlic