Planting calendar
March Planting Guide for Austin, TX: Raised Beds, Containers & In-Ground
March is an ideal month in Austin to plant cool-season vegetables and start warm-season crops indoors. Focus on leafy greens, root vegetables, and herbs in raised beds, containers, or directly in the ground while preparing for summer heat. Use this guide to maximize your garden's productivity this month.
Plant now (quick list)
lettuce, spinach, kale, carrots, radishes, beets, chard, green onions
Plant now
- lettuce
- spinach
- kale
- carrots
- radishes
- beets
- chard
- green onions
- parsley
- peas
Start indoors
- tomatoes
- peppers
- eggplants
- basil
- cilantro
- marigolds
- zinnias
- cucumbers
- squash
- melons
Avoid
- beans (wait until late March or April)
- corn (too early for Austin)
- pumpkins
- sweet potatoes
- okra
- cantaloupe
- watermelon
- tropical plants
- cucumbers (direct sowing, wait for warmer soil)
- tomatoes (direct sowing outdoors)
Next 2 weeks
- harden off indoor seedlings before transplanting
- prepare soil with compost for warm-season crops
- monitor nighttime temperatures for frost risk
- start mulching raised beds to retain moisture
- thin early planted seedlings to avoid overcrowding
- water consistently but avoid overwatering
- watch for early pests like aphids
- plant herbs like oregano and thyme outdoors
- transplant cool-season crops if hardened off
- prune dormant fruit trees and shrubs
FAQs
Can I plant tomatoes outdoors in March in Austin?
It's best to start tomatoes indoors in March and transplant outdoors after the last frost, usually in late March or early April.
How often should I water my raised bed garden in March?
Water when the top inch of soil feels dry, typically every 2-3 days, adjusting for rainfall and temperature.
Are peas suitable to plant in March in Austin?
Yes, peas thrive in cool weather and can be planted directly outdoors in March.
Should I fertilize my garden beds in March?
Yes, apply a balanced fertilizer or compost to support early spring growth.
How do I protect seedlings from late frost?
Cover seedlings with frost cloths or lightweight blankets during cold nights and remove covers during the day.
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