What to plant in June in New Hampshire
In New Hampshire (NH), June comes about 5 weeks after the average last frost (May 13). The state averages 135 frost-free days a year (last frost May 13, first frost September 25; USDA zones 3b, 4a, 4b, 5a, 5b, 6a).
61 crops have a sowing or planting window this month, including amaranth (leaf), bush bean, edamame (soybean), new zealand spinach, pole bean, pumpkin - and 41 of those windows close during June.
Dates here come from New Hampshire frost dates (last frost May 13, first frost Sep 25). For one crop in detail, see when to plant bush bean, pole bean or pumpkin in New Hampshire.
New Hampshire: planting activity through the year
Last chance in June
Amaranth (Leaf) (direct sow (spring), by Jun 3) · Bush Bean (direct sow (spring), by Jun 3) · Edamame (Soybean) (direct sow (spring), by Jun 3) · New Zealand Spinach (direct sow (spring), by Jun 3) · Pole Bean (direct sow (spring), by Jun 3) · Pumpkin (direct sow (spring), by Jun 3) · Shiso (Perilla) (direct sow (spring), by Jun 3) · Summer Savory (direct sow (spring), by Jun 3) · Sweet Corn (direct sow (spring), by Jun 3) · Sweet Marjoram (direct sow (spring), by Jun 3) · Winter Squash (direct sow (spring), by Jun 3) · Zucchini / Summer Squash (direct sow (spring), by Jun 3) · Basil (transplant outdoors, by Jun 6) · Bell Pepper (transplant outdoors, by Jun 6) · Bitter Melon (transplant outdoors, by Jun 6) · Cantaloupe / Muskmelon (transplant outdoors, by Jun 6) · Chili Pepper (transplant outdoors, by Jun 6) · Cucamelon (transplant outdoors, by Jun 6) · Cucumber (transplant outdoors, by Jun 6) · Luffa (Loofah Gourd) (transplant outdoors, by Jun 6) · Malabar Spinach (transplant outdoors, by Jun 6) · Okra (transplant outdoors, by Jun 6) · Watermelon (transplant outdoors, by Jun 6) · Basil (direct sow (spring), by Jun 10) · Bitter Melon (direct sow (spring), by Jun 10) · Cantaloupe / Muskmelon (direct sow (spring), by Jun 10) · Chayote (direct sow (spring), by Jun 10) · Cucamelon (direct sow (spring), by Jun 10) · Cucumber (direct sow (spring), by Jun 10) · Lima Bean (direct sow (spring), by Jun 10) · Luffa (Loofah Gourd) (direct sow (spring), by Jun 10) · Malabar Spinach (direct sow (spring), by Jun 10) · Okra (direct sow (spring), by Jun 10) · Peanut (direct sow (spring), by Jun 10) · Southern Pea (Cowpea) (direct sow (spring), by Jun 10) · Watermelon (direct sow (spring), by Jun 10) · Eggplant (transplant outdoors, by Jun 13) · Ginger (transplant outdoors, by Jun 13) · Sweet Potato (transplant outdoors, by Jun 13) · Turmeric (transplant outdoors, by Jun 13) · Brussels Sprouts (start transplants for fall, by Jun 12)
Sow or plant outdoors in June (40)
Direct sowing and transplanting windows that fall in June, most urgent first. Windows are one-to-two-week bands around the ideal date.
| Crop | What to do | Window | This month |
|---|---|---|---|
| Amaranth (Leaf) | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Bush Bean | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Edamame (Soybean) | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| New Zealand Spinach | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Pole Bean | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Pumpkin | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Shiso (Perilla) | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Summer Savory | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Sweet Corn | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Sweet Marjoram | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Winter Squash | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Zucchini / Summer Squash | Direct sow (spring) | May 15 – Jun 3 | Last chance - ends Jun 3 |
| Basil | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Bell Pepper | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Bitter Melon | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Cantaloupe / Muskmelon | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Chili Pepper | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Cucamelon | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Cucumber | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Luffa (Loofah Gourd) | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Malabar Spinach | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Okra | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Watermelon | Transplant outdoors | May 20 – Jun 6 | Last chance - ends Jun 6 |
| Basil | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Bitter Melon | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Cantaloupe / Muskmelon | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Chayote | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Cucamelon | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Cucumber | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Lima Bean | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Luffa (Loofah Gourd) | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Malabar Spinach | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Okra | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Peanut | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Southern Pea (Cowpea) | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Watermelon | Direct sow (spring) | May 22 – Jun 10 | Last chance - ends Jun 10 |
| Eggplant | Transplant outdoors | May 27 – Jun 13 | Last chance - ends Jun 13 |
| Ginger | Transplant outdoors | May 27 – Jun 13 | Last chance - ends Jun 13 |
| Sweet Potato | Transplant outdoors | May 27 – Jun 13 | Last chance - ends Jun 13 |
| Turmeric | Transplant outdoors | May 27 – Jun 13 | Last chance - ends Jun 13 |
For fall and winter harvests (12)
Sowings counted back from New Hampshire's first fall frost, so the crop matures before the cold - or, for garlic and similar, planted after it.
| Crop | What to do | Window | This month |
|---|---|---|---|
| Brussels Sprouts | Start transplants for fall | May 26 – Jun 12 | Last chance - ends Jun 12 |
| Rutabaga | Sow for a fall crop | Jun 9 – Jun 26 | Jun 9 – Jun 26 |
| Broccoli | Start transplants for fall | Jun 16 – Jul 3 | Opens Jun 16 |
| Cabbage | Start transplants for fall | Jun 16 – Jul 3 | Opens Jun 16 |
| Cauliflower | Start transplants for fall | Jun 16 – Jul 3 | Opens Jun 16 |
| Cucumber | Sow for a fall crop | Jun 23 – Jul 10 | Opens Jun 23 |
| Fennel (Bulb) | Sow for a fall crop | Jun 23 – Jul 10 | Opens Jun 23 |
| Zucchini / Summer Squash | Sow for a fall crop | Jun 23 – Jul 10 | Opens Jun 23 |
| Bush Bean | Sow for a fall crop | Jun 30 – Jul 17 | Opens Jun 30 |
| Carrot | Sow for a fall crop | Jun 30 – Jul 17 | Opens Jun 30 |
| Kale | Sow for a fall crop | Jun 30 – Jul 17 | Opens Jun 30 |
| Radicchio | Sow for a fall crop | Jun 30 – Jul 17 | Opens Jun 30 |
Keep sowing (succession)
Repeat sowings of crops already in the ground, for a steady harvest instead of a glut.
- Pea: sow again on Jun 7
- Lettuce: sow again on Jun 4 and Jun 16
- Spinach: sow again on Jun 7
- Carrot: sow again on Jun 15
- Beet: sow again on Jun 8
- Radish: sow again on Jun 4 and Jun 14
- Cilantro / Coriander: sow again on Jun 4
- Dill: sow again on Jun 3
- Arugula: sow again on Jun 2 and Jun 14
- Turnip: sow again on Jun 3 and Jun 17
- Kohlrabi: sow again on Jun 3 and Jun 17
- Bok Choy / Pak Choi: sow again on Jun 10
- Mustard Greens: sow again on Jun 3 and Jun 17
- Green Onion / Scallion: sow again on Jun 17
- Fennel (Bulb): sow again on Jun 17
- Endive & Escarole: sow again on Jun 10
- Mache (Corn Salad): sow again on Jun 3 and Jun 17
- Sunflower: sow again on Jun 3 and Jun 17
- Rapini (Broccoli Raab): sow again on Jun 3 and Jun 17
- Tatsoi: sow again on Jun 2 and Jun 14
- Mizuna: sow again on Jun 2 and Jun 14
- Chervil: sow again on Jun 3 and Jun 17
- Watercress: sow again on Jun 10
Harvesting in June
First harvests expected this month from crops sown or planted on time earlier in the season.
Planting dates for popular crops in New Hampshire
Every crop has its own full-year dates for New Hampshire: indoor start, transplant or direct sowing, and harvest.
Main planting month: June garden jobs in New Hampshire
- With the average last frost on May 13, 31 crops can go in outdoors this month, including amaranth (leaf), bush bean, edamame (soybean), new zealand spinach.
- Transplant on a cloudy afternoon and water in well - see transplanting seedlings without shock.
- Once the soil has warmed, lay mulch around established plants to hold moisture and smother weeds.
- Sow quick crops little and often - lettuce, radish and beans every two to three weeks give a steady harvest instead of a glut (succession planting).
USDA zone chart for New Hampshire
New Hampshire spans USDA zones 3b, 4a, 4b, 5a, 5b, 6a. Colder zones, usually higher or further inland, have a later last spring frost and an earlier first fall frost than the state average.
Questions gardeners ask
What vegetables can I plant in New Hampshire in June?
61 crops have a window in June: amaranth (leaf), bush bean, edamame (soybean), new zealand spinach, pole bean, pumpkin, shiso (perilla), summer savory, sweet corn, sweet marjoram and more. The tables above give the exact dates for each.
Is it too late to plant tomatoes in New Hampshire in June?
For this year, yes - the tomato windows in New Hampshire have closed. The next step is to start seeds indoors from about March 18.
Is it too late to plant lettuce in New Hampshire in June?
Not too late - it's actually a little early. In New Hampshire the next lettuce window opens around July 21: sow for a fall crop.
When is the first frost in New Hampshire?
The statewide average first fall frost is around September 25 and the last spring frost around May 13. Your town can be a week or two either side - look yours up by ZIP code.
What can I harvest in New Hampshire in June?
From plantings made on time: tatsoi, mustard greens, mache (corn salad), lettuce, turnip, rapini (broccoli raab), chervil, pea, bok choy / pak choi, beet.
What to plant in June in other states
Dates are computed from New Hampshire’s statewide average frost dates (from NOAA/NCEI climate normals) and each crop’s timing in our crop database. Your garden may be a week or two either side - for dates tuned to your ZIP code, use the planting calendar.