Winter Care for Coast Redwood Bonsai in Central NY

Coast Redwood (Sequoia sempervirens) seedling in central NY (zone 5b); outdoors since April, doing well. Winter prep:

• Do not bring indoors—needs dormancy.
• Option A: Bury pot in ground (plunge) in sheltered spot; mulch heavily.
• Option B: Unheated garage/shed (30–40°F); water monthly.
• Option C: Cold frame with insulation.

Key Points

• Redwoods are zone 7–9; marginal in zone 5. Root protection critical.
• Water sparingly in winter; don't let dry out completely.
• Consult Learning2Bonsai for species-specific advice.