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July Planting Guide for Phoenix, AZ: Raised Beds, Containers & In-Ground
In Phoenix's intense summer heat, July is ideal for planting heat-tolerant vegetables and herbs in raised beds, containers, and in-ground gardens. Focus on warm-season crops that thrive despite high temperatures and prepare for fall planting by starting seeds indoors. Avoid frost-sensitive plants that struggle in extreme heat.
Plant now (quick list)
Okra, Sweet potatoes, Eggplant, Peppers, Melons, Cowpeas, Malabar spinach, Southern peas
Plant now
- Okra
- Sweet potatoes
- Eggplant
- Peppers
- Melons
- Cowpeas
- Malabar spinach
- Southern peas
- Basil
- Roselle
Start indoors
- Tomatoes (for fall transplant)
- Peppers (for fall transplant)
- Cabbage
- Broccoli
- Cauliflower
- Lettuce (heat-tolerant varieties)
- Kale
- Collards
- Swiss chard
- Herbs like cilantro and parsley
Avoid
- Cool-season crops like peas and spinach
- Root vegetables sensitive to heat such as carrots
- Leafy greens prone to bolting in heat
- Beans that prefer cooler weather
- Brassicas planted directly outdoors
Next 2 weeks
- Mulch raised beds and containers to conserve moisture
- Increase watering frequency to combat heat stress
- Shade young seedlings during peak afternoon sun
- Monitor for pests like aphids and spider mites
- Fertilize heat-loving plants with balanced nutrients
- Thin overcrowded seedlings
- Rotate crops to prevent soil depletion
- Prepare soil for fall crops by adding compost
- Check container drainage regularly
- Harvest mature heat-tolerant vegetables promptly
FAQs
Can I grow lettuce in July in Phoenix?
Lettuce generally struggles in July's heat but heat-tolerant varieties started indoors and shaded can survive until fall.
How often should I water my raised beds in July?
Water daily or twice daily if temperatures exceed 100°F, ensuring soil stays consistently moist but not waterlogged.
Is it better to plant tomatoes directly or start indoors in July?
Starting tomatoes indoors in July is best to transplant in early fall when temperatures moderate.
What are good heat-tolerant herbs to plant now?
Basil, rosemary, thyme, and malabar spinach perform well in Phoenix summer heat.
Should I use shade cloth for my container plants?
Yes, providing afternoon shade helps protect sensitive plants from sunburn and heat stress.
Next steps
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