Seasonal calendar · Berberis thunbergii

Japanese Barberry

The year for this species, phase by phase — what to watch and what to do as the season turns.

  • Late Dormancy02-15–03-10
  • Early Spring03-11–04-15
  • Mid Spring04-16–05-10
  • Late Spring05-11–05-31
  • Early Summer06-01–06-30
  • Mid Summer07-01–08-10
  • Late Summer08-11–08-31
  • Early Fall09-01–09-30
  • Mid Fall10-01–10-31
  • Late Fall11-01–11-15
  • Early Winter11-16–12-31
  • Mid Winter01-01–01-31
  • Late Winter02-01–02-14

Filter by concern

Watering

Gradually increase watering as buds open.

Fertilization

Start balanced fertilizer after leaf emergence.

Repotting

Optimal repotting and root pruning period.

Pruning

Light shaping after leaves emerge.

Wiring

Adjust wires before branches stiffen.

Bud Shoot Management

Pinch shoot tips to encourage branching.

Pests Disease

Check for aphids; treat promptly.

Wound Management

Seal wounds promptly.

Propagation

Softwood cuttings possible now.

Development

Encourage compact growth.

Paths onward

This speciesJapanese BarberryBack to the folio — care sheet and year-wheel.The yearThe CalendarAll thirteen phases across every species at once.ReferenceThe Species LibraryA folio for every species the garden knows.
Mossy Spot · PNW · Zone 8bgrow slowly
Mossy Spot❧The Species Library❧Japanese Barberry❧Seasonal calendar
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