A little more green in the world ✳ 2,083 plants across 13 growing zones
worldthatgrows.
Melon · Moderate

How to Grow Honeydew Melon

Cucumis melo var. inodorus

Honeydew melons are sweet, green-skinned fruits prized for their mild flavor and crisp texture. Gardeners grow them to enjoy refreshing summer treats that thrive in warm conditions with plenty of sunlight.

☀SunFull sun (6+ hours)
💧Water1-2 inches per week, reduce before harvest
📅Harvest100-110 days
🗺Zones2–11
📏Height6-9 feet
Honeydew Melon📷 Wikimedia Commons

Starting Honeydew Melon: indoors or direct sow?

🌾 Sow directly in the garden — Honeydew Melon is not usually started indoors.

Do not transplant seedlings; sow seeds directly into the garden only after all danger of frost has passed and soil temperatures are warm enough for germination.

Find your last frost date by ZIP code →

Soil, care & harvest

Prepare a sunny spot with loose, well-draining soil adjusted to a pH between 6.0 and 7.0. As a warm-season crop, plant seeds directly outdoors only after the last spring frost when the ground is fully warm. Sow seeds about one inch deep; they typically germinate within seven to ten days.

Space plants 36 to 48 inches apart to ensure good air circulation and growth up to nine feet tall. Provide sturdy trellises or allow them to sprawl on the ground depending on your setup. Water consistently with one to two inches weekly, reducing moisture slightly as fruit ripens to prevent splitting.

Watch for cucumber beetles, aphids, spider mites, and squash vine borers by inspecting leaves regularly; use row covers or organic sprays if needed. Prevent fungal issues like powdery mildew with good airflow and avoid overhead watering. Harvest ripe fruit in 100 to 110 days after planting when the rind turns yellowish-green.

When to Plant Honeydew Melon

Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.

ZoneStart IndoorsDirect SowHarvest
Zone 1 June July – September November – August
Zone 2 May – June July – August November – September
Zone 3 May June – August October
Zone 4 April – May June – July October
Zone 5 April May – July September – October
Zone 6 April May – July September – November
Zone 7 March – April May – June September – October
Zone 8 March April – June August – October
Zone 9 February March – May July – September
Zone 10 January – February March – April July – August
Zone 11 January February – March June – July
Zone 12 January February – March June – July
Zone 13 January February – March June – July

Companion Plants for Honeydew Melon

✓ Good companions

Basil

Repels aphids, thrips, and mosquitoes while potentially improving melon flavor

Beans

Fix nitrogen in soil and don't compete for same root space

Corn

Provides natural windbreak and shade during hot afternoons

Lettuce

Provides ground cover to retain soil moisture and suppress weeds

Marigold

Deters aphids, whiteflies, and nematodes with natural compounds

Nasturtium

Acts as trap crop for cucumber beetles and aphids, protecting melons

Radish

Repels cucumber beetles and squash bugs, breaks up soil for melon roots

Sunflower

Attracts beneficial pollinators and provides natural support structure

✗ Keep away from

Aromatic herbs

Strong herbs like sage can inhibit melon seed germination and growth

Cucumber

Competes for same nutrients and attracts similar pests like cucumber beetles

Potato

Attracts similar pests and may stunt melon growth through root competition

Nutrition Facts

Per 100g serving (USDA FoodData Central)

0.53gProtein
15.70mgVitamin C
0.00mgIron
Notes from the garden

A greener inbox, occasionally.

Seasonal planting ideas, useful tips and a little inspiration. No weeds.