When to Plant Persimmon Tree in Honolulu, Hawaii (96821)

Location

Honolulu, Hawaii

ZIP Code

96821

USDA Zone

12b

Last Frost

Thursday, January 1, 2026

📅 Your 2026 Planting Dates

Direct Sow Outdoors

Thursday, December 18, 2025

Based on last frost Thursday, January 1, 2026 · Zone 12b

Pro tip: Sow Persimmon Tree directly outdoors 2 weeks before your last frost date.

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🌿 Plant Details

Scientific Name Diospyros kaki

Days to Maturity 1460 days

Mature Height 120-240"

Spread 180"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Low to Moderate

↔️

Spacing

180" apart

🌱

Planting Depth

6" deep

Seeds typically germinate in 42-90 days

Ready to Plant Persimmon Tree in Honolulu?

Get your seeds now so they're ready by Thursday, December 18, 2025.

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🤝 Good Companions

Native Plants

🤝

Full Companion Planting Guide for Persimmon Tree

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

🛠️ Supplies You'll Need

🌿 Fruit Tree Fertilizer 🕸️ Garden Netting 🚿 Watering Can

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🌾 Seed Saving Guide

🟡 Moderate

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Extract seeds from fully ripe, soft fruit in fall.

Processing

Clean off pulp, cold-stratify for 3 months in damp medium in the fridge, then plant in spring.

Seed Viability

Up to 1 year when stored cool, dark, and dry.

Pro Tip

Some persimmons are dioecious — you may need both male and female plants to produce fruit.

🪴

Raised Bed Planting Guides

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

Frequently Asked Questions

When should I plant Persimmon Tree in Honolulu, Hawaii? +

In Honolulu (Zone 12b), direct sow Persimmon Tree outdoors around Thursday, December 18, 2025.

What is the last frost date for Honolulu, Hawaii? +

The average last spring frost date for Honolulu, Hawaii (ZIP 96821) is around Thursday, January 1, 2026. This is based on NOAA climate normals for USDA Zone 12b.

How long does Persimmon Tree take to grow? +

Persimmon Tree typically matures in about 1460 days from direct sowing. In Honolulu, that means you can expect harvest around Thursday, December 18, 2025 plus 1460 days.

Should I start Persimmon Tree indoors or direct sow in Hawaii? +

Persimmon Tree does best when direct sown outdoors. In Honolulu, sow directly around Thursday, December 18, 2025.

📚 More Persimmon Tree Planting Guides

🗺️

Persimmon Tree in Hawaii

Zone-by-zone breakdown · Full state guide

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Zone 12b Persimmon Tree Guide

All cities in your zone · Avg dates

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Growing Persimmon Tree in Zone 12b

Persimmon Tree (Diospyros kaki) is a popular garden vegetable. In Honolulu, Hawaii, which is in USDA Hardiness Zone 12b, you should direct sow seeds around Thursday, December 18, 2025.

Your average last frost date is Thursday, January 1, 2026. Persimmon Tree grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.