Japanese Flowering Crabapple

Malus floribunda

Rosaceae · broadleaf · introduced

Quick Facts

Height

20–25 ft

Spread

32 ft

Growth Rate

Moderate

Light

Full Sun

Soil

Moist

Water

Moderate

Hardiness

Zone Zones 3a–9b

Bloom Time

April

Origin

Coming Soon

Phenological Calendar

Stage	Typical Window	What to Look For
Bud break BBCH 07	Feb 15-Mar 15	Buds swelling and beginning to open; first green tissue visible
Leaf emergence BBCH 11	Mar 1-Apr 1	First leaves fully unfurled on new growth
Bloom start BBCH 61	Mar 15-May 15	First open flowers visible; flowers white
Bloom end / petal fall BBCH 69	Apr 15-May 31	Last petals falling; flower structures fading
Fruit/seed development BBCH 71	Jun 1-Aug 31	Fruit or seed structures forming; fruit color: red
Fruit/seed maturity BBCH 85	Sep 1-Nov 30	Fruit fully colored and ripened; seed dispersal may begin
Fall color / leaf senescence BBCH 93	Oct 1-Nov 15	Leaves changing color; fall display beginning
Dormancy BBCH 97	Nov 15-Feb 28	Leafless; no active growth; dormant buds set

Diseases (36)

Various plant viruses (Blueberry mosaic virus, Blueberry ... Virus Diseases

Venturia inaequalis Scab

Podosphaera aphanis var. aphanis Powdery Mildew

Phytophthora spp Phytophthora fruit rot

Cryptosporiopsis perennans Perennial Canker (Bull's-eye Rot)

Nectria cinnabarina Nectria Twig Blight (Coral Spot)

Neonectria ditissima Nectria Canker (European Canker)

Fruit russet Fruit Russeting

Erwinia amylovora Fire Blight

Cytospora canker Cytospora Canker

Rhizobium radiobacter (formerly Agrobacterium tumefaciens) Crown Gall

Phytophthora cactorum (primary), P Crown and Collar Rot

Non-pathogenic (genetic/physiological) Burrknot

Non-pathogenic (calcium deficiency) Bitter Pit

Neofabraea spp. (N Anthracnose and Bull's-eye rot

Cryptosporiopsis curvispora Anthracnose (Bull's-eye Rot)

Apple mosaic Apple Mosaic

Apple proliferation Apple Proliferation

Apple dead Dead Spur

Several Diplodia spp. can cause branch cankers on apple b... Diplodia Canker

Apple flat Flat Apple Disease

Phytophthora cactorum Fruit Rot, Phytophthora

This disease Green Crinkle Disease

Three viruses Latent Virus Diseases

Several different Moldy Core and Core Rots

Non-pathogenic (physiological) Necrotic Leaf Blotch (Golden Leaf Drop)

Isolation attempts Necrotic Leaf Spot

Complex of Pythium spp., Phytophthora spp., Rhizoctonia s... Replant Disease

These diseases Rubbery Wood and Flat Limb

Thekopsora minima and Naohidemyces vaccinii Rust

These diseases Scar Skin and Dapple Apple

Storage Problems

Tomato ringspot Union Necrosis and Decline

Phacidiopycnis washingtonensis Twig Dieback and Canker

Phytophthora syringae (primary), P Stem Rot