Gadenin日本語Get the app
Vegetables

How to Grow Butterbur: Growing Guide to Planting, Care & Harvest

A perennial vegetable grown in damp shade for its leaf stalks and early flower buds; spreads widely by rhizomes.

Butterbur

Petasites japonicus

Growing calendar

Typical timing for central Japan (Kanto region). Shift it for your own climate, and record your actual dates.

GrowingHarvest

Guides

Common problems

Start from what you can see on the plant.

Pests and diseases (18)

Powdery MildewBrown Leaf SpotSclerotinia RotRustSouthern BlightRoot-lesion NematodeRoot-knot NematodeGray MoldVerticillium WiltBacterial SpotLeaf SpotWitches' BroomMosaic DiseaseSpring RustSeptoria Leaf SpotFusarium Wilt and Damping-offLeaf BlightAlternaria Black Spot

Read next

Keep a growing history for Butterbur

Type the plant name, add the planting date, and take photos as it grows. Next season you will have your own dates for sowing, flowering, and harvest instead of a generic calendar.

Free on iPhone. Android coming later.

Gadenin free garden journalGet the app