🌱
Growing King Richard in Arizona
Allium ampeloprasum 'King Richard'
Desert to Semi-aridZones 5, 6, 7, 8, 9, 10150-365 day season
🏛️ Arizona Growing Overview
Climate
Desert to Semi-arid
Primary Zone
Zone 9
Last Frost Range
January 15 - April 15
First Frost Range
October 15 - December 15
Famous Arizona crops: Lettuce, Citrus, Cotton, Dates, Melons
📍 Zone Suitability in Arizona
✓ Best Zones for King Richard
Zone 5160 days
This variety matures in 80 days, well within Zone 5's 160-day growing season.
Zone 6185 days
This variety matures in 80 days, well within Zone 6's 185-day growing season.
Zone 7210 days
This variety matures in 80 days, well within Zone 7's 210-day growing season.
Zone 8240 days
This variety matures in 80 days, well within Zone 8's 240-day growing season.
Zone 9275 days
This variety matures in 80 days, well within Zone 9's 275-day growing season.
Zone 10320 days
This variety matures in 80 days, well within Zone 10's 320-day growing season.
⚠️ Arizona Growing Challenges
⚠️Extreme heat
⚠️Low humidity
⚠️Alkaline soil
⚠️Water scarcity
✓ Arizona Growing Advantages
✓Year-round growing (low desert)
✓Low disease pressure
✓Two seasons
📊 King Richard Quick Facts
Days to Maturity
80-150
Difficulty
intermediate
Season
summer
Type
OP
🎓 Arizona Extension Resources
For local, research-based growing information, visit your state's Cooperative Extension Service:
Visit Arizona Extension →📍 View King Richard Guide for Other States
🌱 Other ampeloprasum Varieties for Arizona
Get Your Arizona Planting Calendar
Enter your Arizona address for exact frost dates, personalized planting windows, and harvest predictions for King Richard.
Try Solara Free →