📍 Agate, ND · Zone 3b · Last frost Wednesday, May 20, 2026
✏️ ChangeWhen to Plant Plum Tree in Agate, North Dakota (58310)
Location
Agate, North Dakota
ZIP Code
58310
USDA Zone
3b
Last Frost
Wednesday, May 20, 2026
📅 Your 2026 Planting Dates
Direct Sow Outdoors
Wednesday, April 8, 2026
Based on last frost Wednesday, May 20, 2026 · Zone 3b
Pro tip: Sow Plum Tree directly outdoors 6 weeks before your last frost date.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Moderate (1 inch/week)
↔️
Spacing
180" apart
Ready to Plant Plum Tree in Agate?
Get your seeds now so they're ready by Wednesday, April 8, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Full Companion Planting Guide for Plum Tree
See which plants help Plum Tree thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🪴 Vegetative propagationPropagate vegetatively, not by seed
Plum seeds do not grow true. Propagate by grafting for reliable fruit quality.
Remove flesh from pit, crack the outer shell, and cold-stratify for 3–4 months to germinate.
Raised Bed Planting Guides
A 4×8 bed fits 0 plants of Plum Tree. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Plum Tree in Agate, North Dakota? +
In Agate (Zone 3b), direct sow Plum Tree outdoors around Wednesday, April 8, 2026.
What is the last frost date for Agate, North Dakota? +
The average last spring frost date for Agate, North Dakota (ZIP 58310) is around Wednesday, May 20, 2026. This is based on NOAA climate normals for USDA Zone 3b.
How long does Plum Tree take to grow? +
Plum Tree typically matures in about 1460 days from direct sowing. In Agate, that means you can expect harvest around Wednesday, April 8, 2026 plus 1460 days.
Should I start Plum Tree indoors or direct sow in North Dakota? +
Plum Tree does best when direct sown outdoors. In Agate, sow directly around Wednesday, April 8, 2026.
📚 More Plum Tree Planting Guides
Other Plants for Agate
Growing Plum Tree in Zone 3b
Plum Tree (Prunus domestica) is a popular garden vegetable. In Agate, North Dakota, which is in USDA Hardiness Zone 3b, you should direct sow seeds around Wednesday, April 8, 2026.
Your average last frost date is Wednesday, May 20, 2026. Plum Tree grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.