When to Plant Plum Tree in Tucson, Arizona (85708)
Location
Tucson, Arizona
ZIP Code
85708
USDA Zone
9b
Last Frost
Tuesday, February 10, 2026
📅 Planting Calendar
Direct Sow Outdoors Tuesday, December 30, 2025
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 Tucson?
Get your seeds now so they're ready by Tuesday, December 30, 2025.
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🤝 Good Companions
ComfreyChiveNasturtium
⚠️ Avoid Planting Near
WalnutFennel
Other Plants for Tucson
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Growing Plum Tree in Zone 9b
Plum Tree (Prunus domestica) is a popular garden vegetable. In Tucson, Arizona, which is in USDA Hardiness Zone 9b, you should direct sow seeds around Tuesday, December 30, 2025.
Your average last frost date is Tuesday, February 10, 2026. Plum Tree grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.