The Almanac

None.

• Hinoki Cypress 1

No prior Fertilize

Not safe.

• Hinoki Cypress 1

No prior Repot

Remove only dead wood.

• Hinoki Cypress 1

No prior Prune

Avoid unless necessary.

• Creeping Juniper 1

No prior Prune

Do not prune heavily. Clean debris from foliage pads.

• Himalayan Juniper 1

No prior Prune

None.

• Japanese Larch 1

Last Prune: 1 year ago

Remove any wires biting in before growth halts.

• Satsuki Azalea 1

Last Wire: 3 years ago

Finish all wiring for overwinter shaping.

• Hall's Crabapple 1

No prior Wire

Avoid new wiring.

• Hinoki Cypress 1

No prior Wire

Continue fall wiring.

• Chinese Juniper 1
• Chinese Juniper 2
• Chinese Juniper 3

No prior Wire

Final chance to apply wire before cold sets in.

• Creeping Juniper 1

No prior Wire

Watch existing wires as bark thickens before dormancy.

• Himalayan Juniper 1

No prior Wire

Wire continues on older wood.

• Procumbens Juniper Nana 1

No prior Wire

Final chance for dormant wiring.

• Japanese Larch 1

No prior Wire

Check wires for bite and remove if necessary.

• Lilac Sensation 1

No prior Wire

None.

• Hinoki Cypress 1

Monitor and document health.

• Japanese Larch 1

Final pest check before full dormancy.

• Satsuki Azalea 1

Inspect and clean before winter storage.

• Hall's Crabapple 1

Final clean-up; dormant oil if scale was present.

• Hinoki Cypress 1

Dormant oils can be applied to control overwintering insects.

• Chinese Juniper 1
• Chinese Juniper 2
• Chinese Juniper 3

Last chance to apply dormant spray.

• Creeping Juniper 1

Clear any fallen needles. Prevent fungal colonization.

• Himalayan Juniper 1

Dormant pests should be cleaned off now.

• Procumbens Juniper Nana 1

Final pest treatment if needed.

• Lilac Sensation 1

Final check for pests. Clean trunk and surface soil.

• Canyon Live Oak 1

Final pest check before deep dormancy.

• Dawn Redwood 1
• Dawn Redwood 2
• Dawn Redwood 3
• Dawn Redwood 4
• Dawn Redwood 5

Final check for pests before dormancy sets fully.

• Colorado Blue Spruce 1
• Colorado Blue Spruce 3

Inspect bark and leaf bases for overwintering bugs.

• Japanese Yew 1

Begin placing in cold frame or sheltered area.

• Satsuki Azalea 1

Begin sheltering from early frosts.

• Copper Beech 1

Insulate pots, prepare shelter.

• Boxwood 1
• Boxwood 2
• Boxwood 3
• Boxwood 4
• Boxwood 5
• Boxwood 6
• Boxwood 7
• Boxwood 8
• Boxwood 9
• Boxwood 10
• Boxwood 11

Move to protected location if freezing occurs.

• Hall's Crabapple 1

Set up winter shelter out of icy wind; keep the pot draining.

• Hinoki Cypress 1

Move to protected area if containerized.

• Ginkgo biloba 1

Prepare full winter protection.

• Chinese Juniper 1
• Chinese Juniper 2
• Chinese Juniper 3

Move to protected position if in exposed location.

• Creeping Juniper 1

Set up mulching, insulation, and elevation for drainage.

• Himalayan Juniper 1

Prepare for freezing temps.

• Procumbens Juniper Nana 1

Move to shelter before freeze.

• Japanese Larch 1

Move into sheltered cold frame by end of period.

• Lilac Sensation 1

Begin root insulation; move pots to sheltered area.

• Bigleaf Maple 2

Begin root insulation; move pots to sheltered area.

• Japanese Maple 1

Begin root insulation; move pots to sheltered area.

• Japanese Maple 6
• Japanese Maple 9

Begin root insulation; move pots to sheltered area.

• Japanese Maple 2
• Japanese Maple 3
• Japanese Maple 4
• Japanese Maple 5
• Japanese Maple 7
• Japanese Maple 8

Move to cold frame; insulate roots just below freezing.

• Trident Maple 2

Move to cold frame or unheated shelter. Avoid freezing roots.

• Canyon Live Oak 1

Protect from early frost and excess moisture.

• Dawn Redwood 1
• Dawn Redwood 2
• Dawn Redwood 3
• Dawn Redwood 4
• Dawn Redwood 5

Ensure full protection from freezing rain and wind.

• Colorado Blue Spruce 1
• Colorado Blue Spruce 3

Mulch container or protect roots for freeze events.

• Engelmann Spruce 1

Provide mulch around pot base or elevate container.

• Japanese Yew 1

Avoid wounding this late.

• Hinoki Cypress 1

Avoid open wounds this late.

• Chinese Juniper 1
• Chinese Juniper 2
• Chinese Juniper 3

Avoid major wounding.

• Creeping Juniper 1

Light work only.

• Hinoki Cypress 1

Not ideal.

• Creeping Juniper 1

OK with care.

• Japanese Larch 1

None.

• Hinoki Cypress 1

Rest phase begins.

• Hinoki Cypress 1

Rest period begins.

• Ginkgo biloba 1

Tree transitions to dormancy.

• Chinese Juniper 1
• Chinese Juniper 2
• Chinese Juniper 3

Dormancy preparation.

• Creeping Juniper 1

Hold changes—tree preparing for dormancy.

• Himalayan Juniper 1

Rest phase.

• Japanese Larch 1

Transition to dormancy.

• Dawn Redwood 1
• Dawn Redwood 2
• Dawn Redwood 3
• Dawn Redwood 4
• Dawn Redwood 5

Not ideal.

• Hinoki Cypress 1

Consider moving indoors before frost if displaying.

• Creeping Juniper 1

Not recommended.

• Japanese Larch 1