When to Plant Plum Tree in Marylhurst, Oregon (97036)
Location
Marylhurst, Oregon
ZIP Code
97036
USDA Zone
9a
Last Frost
Friday, February 20, 2026
📅 Planting Calendar
Direct Sow Outdoors Friday, January 9, 2026
Pro Tip: Sow Plum Tree directly outdoors 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Prunus domestica
Days to Maturity 1460 days
Mature Height 60-180"
Spread 150"
Type Deciduous Tree
Fruit Size Medium (1-2 inches)
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Moderate (1 inch/week)
↔️
Spacing
180" apart
Ready to Plant Plum Tree in Marylhurst?
Get your seeds now so they're ready by Friday, January 9, 2026.
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🤝 Good Companions
ComfreyChiveNasturtium
⚠️ Avoid Planting Near
WalnutFennel
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Growing Plum Tree in Zone 9a
Plum Tree (Prunus domestica) is a popular garden vegetable. In Marylhurst, Oregon, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, January 9, 2026.
Your average last frost date is Friday, February 20, 2026. Plum Tree grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.