Planting calendar
April Planting Guide for Phoenix, AZ: Raised Beds, Containers & In-Ground Gardens
In April, Phoenix gardeners can focus on heat-tolerant vegetables and herbs suitable for raised beds, containers, and in-ground planting. This is the ideal time to plant warm-season crops and start preparing for the intense summer heat. Avoid frost-sensitive plants that may struggle as temperatures rise.
Plant now (quick list)
Tomatoes, Peppers, Eggplants, Okra, Sweet potatoes, Basil, Melons, Corn
Plant now
- Tomatoes
- Peppers
- Eggplants
- Okra
- Sweet potatoes
- Basil
- Melons
- Corn
- Beans
- Squash
Start indoors
- Pumpkins
- Watermelon (if not direct sown)
- Cucumbers (for transplanting)
- Herbs like cilantro and dill
- Chili peppers (for later transplant)
Avoid
- Cool-season leafy greens (lettuce, spinach)
- Broccoli
- Cauliflower
- Brussels sprouts
- Potatoes
- Peas
- Radishes
Next 2 weeks
- Monitor soil moisture closely due to rising temperatures
- Mulch raised beds and containers to retain moisture
- Harden off indoor seedlings before transplanting
- Apply balanced fertilizer to support growth
- Watch for pests like aphids and whiteflies
FAQs
Can I plant lettuce in April in Phoenix?
Lettuce prefers cooler weather and will bolt quickly in Phoenix’s April heat, so it’s best to avoid planting it now.
How often should I water raised beds in April?
Water raised beds deeply 2-3 times per week, adjusting based on soil moisture and temperature.
Are containers suitable for growing tomatoes in April?
Yes, containers with good drainage and quality soil are excellent for tomatoes, especially in warm Phoenix weather.
When should I start pumpkin seeds indoors?
Start pumpkin seeds indoors in April to transplant after the last frost and before the intense summer heat.
What pest problems should I watch for in April?
Aphids, whiteflies, and spider mites can appear as temperatures rise; inspect plants regularly and treat early.
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