What to Plant in July
Houston, TX · Zone 9a
Last frost: Feb 10
Frost-free days: 303
Midsummer heat is on. Keep the garden watered and mulched. Start planning fall plantings — it's time to start cool-season crops indoors for a fall transplant.
July at a Glance
Indoor
Transplant
Direct Sow
Start Indoors 20
Start these seeds indoors under grow lights or on a sunny windowsill.
Plant now
Chives
Jan 1 – Dec 31
9 per sq ft
60–90 days
Lavender
Jan 1 – Dec 31
1 per sq ft
90–120 days
Mint
Jan 1 – Dec 31
4 per sq ft
60–90 days
Oregano
Jan 1 – Dec 31
1 per sq ft
60–90 days
Rosemary
Jan 1 – Dec 31
1 per sq ft
80–120 days
Sage
Jan 1 – Dec 31
1 per sq ft
75–90 days
Thyme
Jan 1 – Dec 31
4 per sq ft
70–90 days
Artichoke
Jan 1 – Dec 31
1 per sq ft
85–100 days
Leek
Jan 1 – Dec 31
4 per sq ft
90–150 days
Onion
Jan 1 – Dec 31
9 per sq ft
100–120 days
Strawberry
Jan 1 – Dec 31
4 per sq ft
60–90 days
Sunflower
Jan 1 – Dec 31
1 per sq ft
70–100 days
Squash
Jan 24 – Jul 31
1 per sq ft
45–65 days
Zucchini
Jan 24 – Jul 31
1 per sq ft
45–60 days
Cucumber
Feb 8 – Jul 8
2 per sq ft
50–70 days
Growing guide
Basil
Mar 17 – Jul 16
4 per sq ft
25–35 days
Brussels Sprouts
Jun 1 – Dec 31
1 per sq ft
80–110 days
Parsley
Jun 24 – Dec 31
4 per sq ft
70–90 days
Later this month
Celery
Jul 17 – Dec 31
4 per sq ft
80–120 days
Kale
Jul 17 – Dec 31
1 per sq ft
50–65 days
Transplant 22
Move these seedlings from indoors to your garden beds.
Chives
Jan 1 – Dec 31
9 per sq ft
60–90 days
Lavender
Jan 1 – Dec 31
1 per sq ft
90–120 days
Mint
Jan 1 – Dec 31
4 per sq ft
60–90 days
Oregano
Jan 1 – Dec 31
1 per sq ft
60–90 days
Rosemary
Jan 1 – Dec 31
1 per sq ft
80–120 days
Sage
Jan 1 – Dec 31
1 per sq ft
75–90 days
Thyme
Jan 1 – Dec 31
4 per sq ft
70–90 days
Artichoke
Jan 1 – Dec 31
1 per sq ft
85–100 days
Leek
Jan 1 – Dec 31
4 per sq ft
90–150 days
Onion
Jan 1 – Dec 31
9 per sq ft
100–120 days
Strawberry
Jan 1 – Dec 31
4 per sq ft
60–90 days
Sunflower
Jan 1 – Dec 31
1 per sq ft
70–100 days
Squash
Feb 15 – Aug 23
1 per sq ft
45–65 days
Tomato
Feb 15 – Jul 31
1 per sq ft
65–80 days
Growing guide
Zucchini
Feb 15 – Aug 23
1 per sq ft
45–60 days
Cucumber
Mar 1 – Jul 31
2 per sq ft
50–70 days
Growing guide
Eggplant
Mar 1 – Jul 8
1 per sq ft
70–90 days
Pepper
Mar 1 – Jul 16
1 per sq ft
60–100 days
Growing guide
Melon
Mar 9 – Jul 8
½ per sq ft
70–90 days
Okra
Mar 17 – Aug 8
1 per sq ft
50–65 days
Watermelon
Mar 17 – Jul 8
¼ per sq ft
70–90 days
Basil
May 1 – Aug 31
4 per sq ft
25–35 days
Direct Sow 6
Plant these seeds directly into the soil outdoors.
Carrot
Jan 1 – Jul 8
16 per sq ft
70–80 days
Garlic
Jan 1 – Dec 31
9 per sq ft
180–240 days
Potato
Jan 1 – Jul 16
1 per sq ft
70–150 days
Dill
Feb 15 – Jul 16
4 per sq ft
40–60 days
Beans (Bush)
Feb 15 – Aug 16
9 per sq ft
50–60 days
Corn
Feb 15 – Jul 23
1 per sq ft
60–100 days
July Gardening Tips
- Start Cucumber, Squash, Zucchini indoors now to give them a head start before transplanting outside.
- Tomato, Pepper, Cucumber can be transplanted outside this month. Harden off seedlings over 5–7 days before planting out.
- Direct sow Corn, Beans (Bush), Carrot straight into the garden — no transplanting needed.
- Harvest regularly — letting vegetables overmature signals the plant to stop producing.
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