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When to Plant Avocado Tree in Austin, Texas (78708)

Location

Austin, Texas

ZIP Code

78708

USDA Zone

9a

Last Frost

Friday, February 20, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Friday, March 20, 2026

Based on last frost Friday, February 20, 2026 · Zone 9a

Pro tip: Sow Avocado Tree directly outdoors 4 weeks after your last frost date — it needs warm soil.

🌿 Plant Details

Scientific Name Persea americana
Days to Maturity 1825 days
Mature Height 120-360"
Spread 240"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

240" apart

🌱

Planting Depth

2" deep

Seeds typically germinate in 21-42 days

Ready to Plant Avocado Tree in Austin?

Get your seeds now so they're ready by Friday, March 20, 2026.

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🤝 Good Companions

ComfreyBasil
🤝

Full Companion Planting Guide for Avocado Tree

See which plants help Avocado Tree thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

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🌾 Seed Saving Guide

🟡 Moderate
✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Use the pit from any ripe avocado — it's ready to sprout immediately.

Processing

Wash pit clean, suspend half-submerged over water with toothpicks, or bury 1 inch deep. Roots in 4–6 weeks.

Pro Tip

Seed-grown avocados take 7–15 years to fruit and won't match the parent variety — but a fun project.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 0 plants of Avocado Tree. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Avocado Tree in Austin, Texas? +

In Austin (Zone 9a), direct sow Avocado Tree outdoors around Friday, March 20, 2026.

What is the last frost date for Austin, Texas? +

The average last spring frost date for Austin, Texas (ZIP 78708) is around Friday, February 20, 2026. This is based on NOAA climate normals for USDA Zone 9a.

How long does Avocado Tree take to grow? +

Avocado Tree typically matures in about 1825 days from direct sowing. In Austin, that means you can expect harvest around Friday, March 20, 2026 plus 1825 days.

Should I start Avocado Tree indoors or direct sow in Texas? +

Avocado Tree does best when direct sown outdoors. In Austin, sow directly around Friday, March 20, 2026.

Other Plants for Austin

Growing Avocado Tree in Zone 9a

Avocado Tree (Persea americana) is a popular garden vegetable. In Austin, Texas, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, March 20, 2026.

Your average last frost date is Friday, February 20, 2026. Avocado Tree grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.