📍 Houston, TX · Zone 9b · Last frost Tuesday, February 10, 2026
✏️ ChangeWhen to Plant Borage in Houston, Texas (77288)
Location
Houston, Texas
ZIP Code
77288
USDA Zone
9b
Last Frost
Tuesday, February 10, 2026
📅 Your 2026 Planting Dates
Direct Sow Outdoors
Tuesday, February 17, 2026
Based on last frost Tuesday, February 10, 2026 · Zone 9b
Pro tip: Sow Borage directly outdoors 1 week after your last frost date — it needs warm soil.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun to Partial Shade
💧
Water
Moderate
↔️
Spacing
18" apart
🌱
Planting Depth
0.5" deep
Seeds typically germinate in 7-14 days
Ready to Plant Borage in Houston?
Get your seeds now so they're ready by Tuesday, February 17, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Full Companion Planting Guide for Borage
See which plants help Borage thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🟢 EasyWhen to Harvest Seed
Seeds ripen quickly and drop — check daily once flowers fade, or collect from the ground below the plant.
Processing
Collect dark nutlets (seeds) directly — they're large and easy to handle. Dry a few days before storing.
Seed Viability
Up to 3 years when stored cool, dark, and dry.
Pro Tip
Borage self-sows prolifically — expect volunteers every year once established in the garden.
Raised Bed Planting Guides
A 4×8 bed fits 14 plants of Borage. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Borage in Houston, Texas? +
In Houston (Zone 9b), direct sow Borage outdoors around Tuesday, February 17, 2026.
What is the last frost date for Houston, Texas? +
The average last spring frost date for Houston, Texas (ZIP 77288) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.
How long does Borage take to grow? +
Borage typically matures in about 60 days from direct sowing. In Houston, that means you can expect harvest around Tuesday, February 17, 2026 plus 60 days.
Should I start Borage indoors or direct sow in Texas? +
Borage does best when direct sown outdoors. In Houston, sow directly around Tuesday, February 17, 2026.
📚 More Borage Planting Guides
Other Plants for Houston
Growing Borage in Zone 9b
Borage (Borago officinalis) is a popular garden vegetable. In Houston, Texas, which is in USDA Hardiness Zone 9b, you should direct sow seeds around Tuesday, February 17, 2026.
Your average last frost date is Tuesday, February 10, 2026. Borage grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.