June is a month of full-throttle gardening across most of the country. Cold-winter zones are finally free of frost and working hard to get warm-season crops in the ground — but June also brings the first quiet signal that fall is not far off, and a few crops need to go indoors now to be ready in time. Mild-winter zones are managing a garden already in high gear, balancing harvests, succession sowing, and the first real heat of the season. And in the warmest zones, the focus shifts decisively toward heat-tolerant crops and keeping the garden productive as temperatures peak. Wherever you garden, June rewards attentiveness.
Cold Winter Zones (3–7): June is the heart of the warm-season planting window. The frost risk is behind you, soils are warming, and this is your window to get tomatoes, peppers, cucumbers, squash, beans, and corn in the ground. At the same time, June is when fall planting quietly begins. Leeks, pansies, and violas all need to be started indoors this month if you want them for a fall harvest or bloom before the October freeze.
Mild Winter Zones (8–9a): By June, gardens in these zones are in full production. Most warm-season crops are in the ground and growing fast. The main jobs this month are watering consistently, mulching to hold moisture and cool the soil, and staying on top of pests. It is still worth succession sowing heat-tolerant crops early in the month, but as temperatures climb, the emphasis shifts from planting to tending and harvesting. Fall planting starts in July and August for these zones — no action needed yet, but a good month to plan.
Warm Winter Zones (9b–12): June marks the start of high summer, and gardening strategies shift accordingly. Heat-tolerant crops like okra, sweet potatoes, cowpeas, and yard-long beans thrive now, while most cool-season crops are long finished. In frost-free areas with reliable summer rainfall — particularly Florida and Hawaii — tropical crops come into their own. Fall planting is still months away, but worth thinking about: in these zones, fall is the prime growing season, and August and September are when the cool-season garden gets rolling again.
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Swiss Chard Seeds - Oriole Orange
60 Days to maturity. Beta vulgaris var. cicla. Oriole Orange Swiss Chard Vegetable Seeds. Non-GMO, annual, open-pollinated, swiss chard. Grow in garden plots, raised beds, containers (at least 12 inches),...
Sunflower Seeds - Balcony Beauty
50 Days to Maturity. Helianthus annuus. Balcony Beauty Sunflower Flower Seeds. Non-GMO, open-pollinated. Annual in zones 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11. Attracts pollinators. Displays...
Melon Seeds - Cantaloupe - Top Mark
80-90 Days to maturity. Cucumis melo var. cantalupensis. Top Mark Melon Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom, cantaloupe melon. Resistant to Downy Mildew, Powdery Mildew, Cucumber Beetles, is scab resistant,...
Bean - Pole - Seychelles
55-65 Days to maturity. Phaseolus vulgaris. Seychelles Bean Seeds. Non-GMO, annual, open-pollinated, high-yielding, heat-tolerant, 2017 AAS-winner, stringless, pole, snap bean. Suitable for growing in containers, garden plots, raised beds, and...
Beet Seeds - Bunching - MacGregor's Favorite
55-65 Days to maturity. Beta vulgaris. MacGregor’s Favorite Bunching Beet Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom bunching beet. MacGregor’s Favorite Bunching Beet is a variety from Scotland about 150 years...
Watermelon Seeds - Striped Peacock WR-60
Striped Peacock WR60 Watermelon Seeds. 85 Days. Annual. Heirloom, non-GMO, open pollinated seeds. Citrullus lanatus. AKA: Peacock. This heirloom watermelon prefers sandy soils and like all watermelons likes full sun...
Swiss Chard Seeds - Cardinal
Cardinal Swiss Chard Seeds. 75 days to maturity for bunching greens. 45 days to maturity for baby leaf. Can be grown in containers. Can be grown as micro-chard. Beta vulgaris....
Sunflower Seeds - Lemon Queen (Organic)
80-100 Days to maturity. Helianthus annus. Organic Lemon Queen Sunflower Seeds. Non-GMO, organic, open-pollinated, heirloom, annual, multi-branching sunflower. This bright sunflower features light, lemony petals and a light brown center...
Bean Seeds - Bush - Dark Red Kidney
90-100 Days to maturity. Phaseolus vulgaris. Dark Red Kidney Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, high-yielding, bush, shelling bean. Suitable for growing in containers, garden plots, raised beds, and greenhouses....
Corn Seeds - Sweet - Nirvana F1 Hybrid
74 Days to maturity. Zea mays. Nirvana F1 Hybrid Sweet Corn Seeds. Non-GMO, annual, F1 Hybrid, augmented supersweet (sh2i), bicolor sweet corn. This crop is suitable for growing in fields,...
Radish Seeds - Red Rat's Tail
50 Days to maturity. Raphanus sativus. Red Rat’s Tail Radish Seeds. Non-GMO, annual, open-pollinated, heirloom radish. This Asian aerial radish is grown for its 3-6 inch long, red and green...
Melon Seeds - Giallo Canary Rugoso
90-110 Days to maturity. Cucumis melo. Giallo Canary Rugoso Melon Seeds. A non-GMO, annual, open-pollinated, heat-tolerant melon. Suitable for growing in garden plots, raised beds, and greenhouses. This unique canary...
Corn Seeds - Ornamental - Wampum
Wampum Ornamental Corn Seeds. Zea mays. Heirloom, Annual. 90 days to maturity. Earlier version of a Carousel type ornamental with ears 4-5 in. long 1.25 in. diameter. Approximately 150 seeds/ounce....
Cucumber Seeds - Morden Early
45-55 Days to Maturity. Cucumis sativus. Morden Early Cucumber Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom pickling cucumber. An extra early cucumber well suited to short-season areas. Developed in Manitoba Canada....
Carrot Seeds - St. Valery
70-100 Days to maturity. Daucus carota var. sativus. St Valery Carrot Vegetable Seeds. Non-GMO, annual, open-pollinated, heirloom seeds. A very old, heirloom carrot strain that produces smooth, uniform orange-red roots...
Sunflower Seeds - Velvet Queen (Organic)
90-110 Days to maturity. Helianthus annuus. Organic Velvet Queen Sunflower Seeds: Non-GMO. Open Pollinated. Organic. Ornamental. Annual. Heirloom. Velvet Queen seeds grow one of the summer's most exclusive and rare...
Beet - Rainbow Blend (Organic) - Microgreen Seeds
12-23 Days to Harvest. Beta vulgaris. Organic Rainbow Blend Beet Microgreen Seeds. Non-GMO, organic, open-pollinated, heirloom. This colorful organic blend combines multiple beet varieties to produce a tray of microgreens...
Corn Seeds - Sweet - Eden RMN F1 Hybrid
74 days to maturity. Zea mays. Eden RMN Hybrid Corn Seeds. Non-GMO, annual, F1 Hybrid, augmented supersweet (sh2i) corn. This crop is suitable for growing in fields, garden plots, and...
Radish Seeds - Pink Summercicle (Organic)
32-40 days to maturity. Raphanus sativus. Organic Pink Summercicle Radish Seeds. Non-GMO, organic, annual, open-pollinated, heirloom radish seed. Suitable for growing in garden plots, raised beds, containers, and fields. Organic...
Sunflower Seeds - Incredible Dwarf
70 Days to maturity. Helianthus annuus. Incredible Dwarf Sunflower Seeds: Non-GMO. Open Pollinated. Ornamental. Annual. Incredible Dwarf blooms are cheerful, bright yellow 9-inch wide blooms that are a beacon to...
Bean Seeds - Bush - French Garden Yellow Fillet
45-55 Days to maturity. Phaseolus vulgaris. French Garden Yellow Fillet Bean Seeds. Non-GMO, annual, open-pollinated, heirloom, bush, snap, wax bean. Suitable for growing in containers, garden plots, raised beds, and...
Bean Seeds - Pole - Musica
60-65 Days to maturity. Phaseolus vulgaris. Musica Bean Vegetable Seeds. Also known as Spanish Musica Bean Seeds. Non-GMO, annual, open-pollinated, pole snap bean. This "romano" type has large, flattened bean...
Sunflower Seeds - Black Russian
65-70 Days to maturity. Helianthus annuus. Organic Black Russian Sunflower Seeds. Non-GMO. Open Pollinated. Ornamental. Annual. Heirloom. The Black Russian sunflower is striking and grows up to 12 feet tall...
Bean Seeds - Bush - Provider - Clearance Seeds
65% Germination - Non-refundable clearance seeds. 50-65 Days to maturity. Provider Bush Bean Seeds. Produces 5-8-inch, rounded pods with low fiber seeds in clusters, with a heavy yield. Pods are...
Carrot Seeds - Little Finger - Clearance Seeds
46% Germination - Non-refundable clearance seeds. 55 Days to maturity. Little Fingers Carrot Seeds. Little Fingers carrot seeds produce adorable mini carrots with a beautiful orange color, packed with flavor!...
Melon Seeds - Oshiro Uri Numane - Clearance Seeds
72% Germination - Non-refundable clearance seeds. 70 Days to maturity. Oshiro Uri Numane Pickling Melon Seeds. The Numane melon is a delicious traditional Japanese pickling melon. It grows as a...
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