Apple Cultivar Susceptibility

Apple (Malus spp.) — Cultivar Susceptibility

Apple Cultivar

Scab

Fire Blight

Powdery Mildew

Bloom Season*

Bitter Pit

Akane

2–3

3

3

M

?

Braeburn

3

3

4

M

3

Chehalis

1–2

?

?

E

?

Cortland

4

3

4

M–L

?

Cripps Pink (Pink Lady)

4

4

3

E

?

Elstar

2

3

?

M

?

Empire

4

3

3

E

?

Enterprise

2

?

2

?

?

Fuji

3

4

2-3

M

?

Gala

4

4

?

M

2

Golden Delicious

3

3

2-3

M–L

3

Granny Smith

3

4

4

L

?

Gravenstein

3

3

4

E

4

Honeycrisp

2

?

3-4

?

4

Idared

3

4

3

E

?

Jerseymac

4

3

4

E

?

Jonagold

3

4

3

M–L

3

Jonamac

3

3

3

E

?

Jonathan

3

4

4

M

?

Liberty

1

2

2

M

?

Lodi

3

4

2

E

?

Macoun

3

3

?

M–L

?

McIntosh

4

3

3

E

?

Melrose

3

4

3

M–L

?

Mutsu

4

4

4

M–L

3

Newtown

3

?

4

M

4

Northern Spy

3

4

3

L

4

Ozark Gold

3

3

3

E

?

Paulared

3

4

4

E

?

Prima

1

2

?

E–M

4

Pristine

2

?

2

?

?

Red Delicious

4

2

2-3

M

2

Red Rome

4

4

3

L

?

Redfree

1

2

2

M

?

Rome Beauty

4

4

3

L

?

Spartan

2–3

3

3

M

?

Spigold

4

4

3

M

4

Spur Delicious

3

2

2

M

?

Stayman Winesap

4

2

3

M

2

1 = Very resistant. Usually no control needed.

2 = Resistant. Control only needed under high disease pressure.

3 = Susceptible. Control is usually needed.

4 = Very susceptible. Control always needed if disease is present.

? = Disease susceptibility unknown.

* Bloom Season: E = Early; M = Midseason; L = Late