North America Non-native Plant

Melon

Botanical name: Cucumis

USDA symbol: CUCUM

Life cycle: annual

Habit: vine

Native status: A waif, a non-native that isn't naturalized in Canada âš˜ Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in the lower 48 states âš˜ Non-native, reproduces and persists in the wild in Pacific Basin excluding Hawaii âš˜ Non-native, reproduces and persists in the wild in Puerto Rico âš˜ Non-native, reproduces and persists in the wild in the U.S. Virgin Islands  

Understanding Melons in Your Garden: What You Need to Know About Cucumis If you’ve ever grown cucumbers, cantaloupes, or other melons in your garden, you’ve likely encountered plants from the Cucumis genus. While these familiar garden favorites might seem like natural additions to any landscape, there’s more to this plant ...

Understanding Melons in Your Garden: What You Need to Know About Cucumis

If you’ve ever grown cucumbers, cantaloupes, or other melons in your garden, you’ve likely encountered plants from the Cucumis genus. While these familiar garden favorites might seem like natural additions to any landscape, there’s more to this plant group than meets the eye.

What Exactly is Cucumis?

Cucumis is a genus of annual plants that belongs to the gourd family. These are what botanists call forb herbs – essentially, they’re vascular plants without woody stems that die back each year. Think of them as the soft-stemmed cousins of trees and shrubs, with their growing points staying close to or below ground level.

The most common representatives of this genus that gardeners know and love include cucumbers and various types of melons, though the genus encompasses several species with different characteristics.

Native Status: Not From Around Here

Here’s something that might surprise you: Cucumis plants aren’t native to North America. They’ve been introduced from other parts of the world and have managed to establish themselves across a remarkably wide range of locations. From Alabama to Wisconsin, and from California to the Virgin Islands, these plants have found ways to thrive in diverse climates and conditions.

While they’ve naturalized in many areas – meaning they can reproduce and persist without human intervention – they’re still considered non-native species.

Wildlife Value: Limited but Present

When it comes to supporting local wildlife, Cucumis plants offer modest benefits. Research shows that they contribute only about 2-5% of the diet for small mammals and terrestrial birds, and provide sparse cover for these creatures. While every bit of food and shelter helps, these plants aren’t wildlife magnets by any stretch of the imagination.

Should You Grow Cucumis in Your Garden?

The decision to include Cucumis plants in your garden comes down to your priorities and gardening goals. Here are some considerations:

Reasons You Might Want to Grow Them:

  • They’re familiar and easy to incorporate into vegetable gardens
  • Many species produce edible fruits that are garden staples
  • They’re widely adapted and can grow in many different regions
  • Annual nature means they won’t permanently alter your landscape

Things to Keep in Mind:

  • Limited wildlife support compared to native plants
  • As non-natives, they don’t contribute to local ecosystem relationships
  • Annual nature means replanting each year

Consider Native Alternatives

If you’re interested in supporting local ecosystems while still enjoying homegrown produce, consider exploring native alternatives that might serve similar purposes in your garden. Native plants typically offer superior wildlife benefits and are naturally adapted to your local climate and soil conditions.

Research native ground covers, annual wildflowers, or native fruit-producing plants in your region that could provide both beauty and ecological benefits.

Growing Considerations

Since Cucumis represents a diverse genus, growing requirements can vary significantly between species. Generally, as annual herbs, they complete their life cycle in one growing season. Most prefer warm weather and adequate moisture, but specific needs will depend on which particular species you’re considering.

Before planting any Cucumis species, research the specific requirements for that particular plant, including space needs, water requirements, and climate preferences.

The Bottom Line

Cucumis plants can be productive additions to vegetable gardens, but they’re not the best choice if your primary goal is supporting local wildlife and native plant communities. They occupy a middle ground – not invasive enough to avoid entirely, but not beneficial enough to be a top recommendation for eco-conscious gardeners.

If you do choose to grow them, enjoy the harvest, but consider balancing your garden with native plants that will provide greater ecological benefits to your local environment.

Wildlife Status

Want to attract wildlife or keep hungry critters away from your garden? Understanding the relationship between plants and wildlife is key. While plant tags may indicate deer and rabbit resistance, they don't tell the full story. Every gardener has experienced the disappointment of purchasing "deer-resistant" plants only to find them nibbled to the ground!

The extent to which plants are resistant to animal browsing is a matter of degree. Likewise, the extent to which a plant attracts wanted visitors also varies. Whether you want a garden full or free of wildlife, learning about interactions between a plant and wild animals can help you make smarter choices for the garden you desire.

As shown below Shrubby Indian Mallow isn't a large food source for animals or birds. You can confidently add this plant to your garden and rest assured knowing it's unlikely to be devoured by four-legged visitors.

Small animals

2-5% of diet

Sparsely used as cover

Large animals

not a food source

not a source of cover

Terrestrial birds

2-5% of diet

Sparsely used as cover

Water birds

not a food source

not a source of cover

Sources:

Martin, A.C., H.S. Zim, and A.L. Nelson. 1951. American wildlife and plants: A guide to wildlife food habits. Dover Publications. New York.

Melon

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Violales

Family

Cucurbitaceae Juss. - Cucumber family

Genus

Cucumis L. - melon

Species

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA