Seasonal calendar · Picea pungens

Colorado Blue Spruce

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

Increase watering frequency as buds swell, but avoid soggy roots.

Fertilization

Begin light fertilization with balanced or low-nitrogen fertilizer.

Repotting

Last window for repotting before bud break.

Pruning

Avoid major pruning as new buds are pushing; tip pinching only.

Wiring

Continue wiring if needed, but watch for bud swelling.

Bud Shoot Management

Observe for bud direction and strength to guide future development.

Pests Disease

Begin preventative spraying for fungal issues (e.g., copper or neem).

Development

Transition to refinement or backbud encouragement based on tree age.

Paths onward

This speciesColorado Blue SpruceBack 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❧Colorado Blue Spruce❧Seasonal calendar
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