What to Plant in June
Cincinnati, OH · Zone 6b
Last frost: Apr 12
Frost-free days: 193
The garden is established and growing fast. Focus on succession planting, keeping up with watering, and starting fall-season crops indoors if your first frost comes early.
June at a Glance
Indoor
Transplant
Direct Sow
1
5
10
15
20
25
Today
Chives
Cilantro
Dill
Mint
Oregano
Parsley
Rosemary
Sage
Thyme
Artichoke
Beans (Bush)
Beet
Broccoli
Brussels Sprouts
Cabbage
Carrot
Cauliflower
Celery
Corn
Eggplant
Garlic
Kale
Leek
Lettuce
Melon
Okra
Onion
Peas
Potato
Radish
Squash
Strawberry
Sunflower
Swiss Chard
Turnip
Zucchini
Start Indoors 9
Start these seeds indoors under grow lights or on a sunny windowsill.
Parsley
Jan 1 – Jun 15
4 per sq ft
70–90 days
Kale
Jan 24 – Jul 31
1 per sq ft
50–65 days
Swiss Chard
Feb 1 – Aug 16
4 per sq ft
50–60 days
Squash
Apr 1 – Jun 23
1 per sq ft
45–65 days
Zucchini
Apr 1 – Jun 23
1 per sq ft
45–60 days
Cucumber
Apr 16 – Jun 15
2 per sq ft
50–70 days
Growing guide
Broccoli
Jun 9–30
1 per sq ft
60–100 days
Cabbage
Jun 9–23
1 per sq ft
70–100 days
Cauliflower
Jun 9 – Jul 8
1 per sq ft
55–100 days
Transplant 28
Move these seedlings from indoors to your garden beds.
Chives
Mar 1 – Jul 8
9 per sq ft
60–90 days
Mint
Mar 1 – Jul 8
4 per sq ft
60–90 days
Parsley
Mar 1 – Aug 23
4 per sq ft
70–90 days
Leek
Mar 1 – Jul 8
4 per sq ft
90–150 days
Lettuce
Mar 1 – Jun 8
4 per sq ft
45–60 days
Onion
Mar 1 – Jul 16
9 per sq ft
100–120 days
Strawberry
Mar 1 – Jul 8
4 per sq ft
60–90 days
Swiss Chard
Mar 1 – Sep 15
4 per sq ft
50–60 days
Broccoli
Mar 9 – Jun 30
1 per sq ft
60–100 days
Brussels Sprouts
Mar 9 – Jun 30
1 per sq ft
80–110 days
Cabbage
Mar 9 – Jun 30
1 per sq ft
70–100 days
Cauliflower
Mar 9 – Jun 30
1 per sq ft
55–100 days
Kale
Mar 9 – Sep 15
1 per sq ft
50–65 days
Oregano
Mar 24 – Jul 8
1 per sq ft
60–90 days
Rosemary
Mar 24 – Jun 8
1 per sq ft
80–120 days
Sage
Mar 24 – Jun 23
1 per sq ft
75–90 days
Thyme
Mar 24 – Jun 30
4 per sq ft
70–90 days
Artichoke
Mar 24 – Jul 16
1 per sq ft
85–100 days
Celery
Mar 24 – Jun 30
4 per sq ft
80–120 days
Sunflower
Apr 9 – Jun 8
1 per sq ft
70–100 days
Squash
Apr 24 – Jul 16
1 per sq ft
45–65 days
Tomato
Apr 24 – Jun 23
1 per sq ft
65–80 days
Growing guide
Zucchini
Apr 24 – Jul 16
1 per sq ft
45–60 days
Cucumber
May 9 – Jul 8
2 per sq ft
50–70 days
Growing guide
Eggplant
May 9 – Jun 8
1 per sq ft
70–90 days
Pepper
May 9 – Jun 15
1 per sq ft
60–100 days
Growing guide
Melon
May 17 – Jun 8
½ per sq ft
70–90 days
Okra
May 17 – Jun 30
1 per sq ft
50–65 days
Direct Sow 11
Plant these seeds directly into the soil outdoors.
Garlic
Jan 1 – Aug 31
9 per sq ft
180–240 days
Cilantro
Mar 1 – Jun 8
9 per sq ft
30–45 days
Beet
Mar 1 – Sep 23
9 per sq ft
50–70 days
Peas
Mar 1 – Jun 30
8 per sq ft
55–70 days
Radish
Mar 1 – Jun 8
16 per sq ft
22–30 days
Turnip
Mar 1 – Oct 8
9 per sq ft
30–60 days
Carrot
Mar 9 – Aug 23
16 per sq ft
70–80 days
Potato
Mar 24 – Jul 23
1 per sq ft
70–150 days
Dill
May 1 – Aug 8
4 per sq ft
40–60 days
Beans (Bush)
May 1 – Jul 16
9 per sq ft
50–60 days
Corn
May 1 – Jun 15
1 per sq ft
60–100 days
June 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.
- Water deeply but less often to encourage deep root growth. Morning watering reduces disease risk.
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