Sweet Birch
Betula lenta
Betulaceae · broadleaf deciduous tree · native
Last updated
Data Coverage 3 of 6 dimensions
Quick Facts
Height
75 ft
Growth Rate
Moderate
Light
Full Sun
Soil
Well Drained
Water
Moderate
Hardiness
Zone Zones 4b–9b
Bloom Time
April to May
Origin
extends from Maine to southern Ontario, south to Ohio and
Phenological Calendar
| Stage | Typical Window |
|---|---|
| Bud break BBCH 07 | Feb 15-Mar 15 |
| Leaf emergence BBCH 11 | Mar 1-Apr 1 |
| Bloom start BBCH 61 | May 1-May 31 |
| Bloom end / petal fall BBCH 69 | May 15-Jun 15 |
| Fruit/seed development BBCH 71 | Jun 1-Aug 31 |
| Fruit/seed maturity BBCH 85 | Sep 1-Nov 30 |
| Leaf drop BBCH 93 | Oct 15-Nov 30 |
| Dormancy BBCH 97 | Nov 15-Feb 28 |
Diseases (16)
Thekopsora minima and Naohidemyces vaccinii Rust Symptom category — not a single disease Canker Limb and Wood Decay Armillaria ostoyae Armillaria Root Rot Apiosporina morbosa Black Knot The fungi Brown Rot Blossom Blight and Fruit Rot Rhizobium radiobacter (formerly Agrobacterium tumefaciens) Crown Gall Cytospora canker Cytospora Canker Symptom category — not a single disease Leaf Spot Cherry mottle leaf virus Mottle leaf Uncharacterized graft Necrotic rusty mottle Podosphaera aphanis var. aphanis Powdery Mildew Verticillium dahliae Verticillium Wilt Taphrina wiesneri Witches'-broom (Cherry leaf curl) Pseudomonas syringae pv. syringae Bacterial Canker Prunus necrotic Prunus Necrotic Ringspot
Pests (26)
Agrilus anxius Bronze birch borer Fenusa pusilla Birch leafminer Aphidoidea Aphid Lepidosaphes ulmi Oystershell scale Dead Bud Gumming (Gummosis) Little Cherry Shothole (Coryneum Blight) Choreutis pariana Apple-and-thorn skeletonizer Myzus cerasi Black cherry aphid Halyomorpha halys Brown marmorated stink bug Enarmonia formosana Cherry bark tortrix Cherry fruit fly Noctuidae Cutworms and Armyworms Forficula auricularia Earwig Tortricidae Leafroller Synanthedon exitiosa Peachtree borer Pear slug (Cherry slug) Diaspidiotus perniciosus San Jose scale Scolytus rugulosus Shothole borer Tetranychidae Spider mite Drosophila suzukii Spotted-wing drosophila Prionoxystus robiniae Carpenterworm Hyphantria cunea Fall webworm Symphyta Sawfly Malacosoma spp. Tent caterpillar