Best Plants For Mercer Island, WA

plants by zone map for Mercer Island, WA

A variety of plants are suitable for Mercer Island's climate. The growing zone for the area is usually 9a, with average annual lows of 20 to 25 degrees Fahrenheit. Scroll down for a full list of the best plants for Mercer Island, WA based on our analysis of the region's information.

If growing food is your aim, vegetables hardy to Mercer Island include beets, bell peppers and broccoli, while fruits like apples, apricots and asian pears will flourish.

For flower beds, go with choices like begonia, bougainvillea and cosmos for the best results.

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

Deluxe Plastic Watering Can

High-capacity watering can with comfortable grip and precise spout.

Trees for Mercer Island

Avocado Tree

Bald Cypress

Black Walnut

Camellia Japonica

Crape Myrtle

Eastern Red Cedar

Fig Tree

Lacebark Elm

Live Oak

Meyer Lemon Tree

Pink Dogwood

Pomegranate Tree

Red Maple

River Birch

Satsuma Mandarin Tree

Southern Magnolia

Sweet Gum

Sycamore Tree

Washington Palm

Weeping Willow

Fruits for Mercer Island

Apples

Apricots

Asian Pears

Avocados

Figs

Grapes

Guavas

Jujubes

Kiwifruit

Kumquats

Lemons

Limes

Loquats

Mulberries

Olives

Oranges

Passionfruit

Peaches

Pears

Persimmons

Plums

Pomegranates

Reusable Grow Bags

Breathable fabric grow bags that promote healthy root growth for your vegetables and fruits.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Flowers for Mercer Island

Begonia

Bougainvillea

Cosmos

Daffodil

Dahlia

Daisy

Daylily

Geranium

Hibiscus

Impatiens

Iris.

Lantana

Lavender

Marigold

Periwinkle

Petunia

Rosemary

Sunflower

Sweet Pea

Zinnia

Vegetables for Mercer Island

Beets

Bell Peppers

Broccoli

Cabbage

Carrots

Collard Greens

Cucumbers

Eggplant

Green Beans

Kale

Lettuce

Okra

Onions

Radish

Spinach

Squash

Sweet Potatoes

Swiss Chard

Tomatoes

Zucchini

Map of WA Hardiness Zones

Choose plants with your zone in mind

Choosing plants based on the growing zone for Mercer Island ensures that your plants will be able to survive the lowest annual temperatures in your area of Washington.

Hydroponic Garden Grow Kit

Grow fresh herbs and vegetables year-round with this indoor hydroponic garden system.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Deluxe Plastic Watering Can

High-capacity watering can with comfortable grip and precise spout.

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Fiskars Garden Harvest Basket

Sturdy basket for collecting and carrying your garden harvest.

Best Time to Plant in Mercer Island

Check the growing calendar for Mercer Island at the Old Farmer's Almanac to see the best planting times for the region.

Need Gardening Gear?

The Plant Guide Online has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Steel Hori Hori Weeding Knife

Versatile Japanese-style gardening knife for weeding and planting.

Large Greenhouse Kit

Spacious greenhouse for extending your growing season.

Rustic Iron Garden Trellis

Sturdy trellis for supporting climbing plants and vines.

Hoeing Ain't Easy Garden Sign

Fun and decorative garden sign to add personality to your space.

Metal Arbor Trellis

Decorative arbor trellis for climbing plants and garden entrance.

Raised vegetable bed rows in zone 8a

Mercer Island's Temperature

USDA Growing Zone: 9a

Zip Codes: 98040

Longitude: -122.232

Latitude: 47.5661

Lowest Avg Temperatures (F): 20 to 25

The USDA growing zone is 9a in Mercer Island, WA. This is a measure of the lowest temperature that a plant can survive, helping to decide what plants would be suitable for the region's climate. According to our records, the average annual extreme minimum temperature in Mercer Island is 20 to 25 degrees Fahrenheit. If you would like to learn more, visit our page on the growing zone for Mercer Island, WA.

Map of Mercer Island

Brass Decorative Faucet Handle

Elegant brass handle to enhance your garden faucet.

Metal Seed Storage Box

Organized storage solution for your seed collection.

Cluck Around Sign

Whimsical sign for your chicken coop area.

Seed Starting Trays

Perfect for starting seeds indoors before transplanting to your garden.

Worm Composting Kit

Complete kit for starting your own worm composting system.

All Towns In WA

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Tools You'll Love

Cluck Around Sign

Whimsical sign for your chicken coop area.

Shiitake Mushroom Kit

Grow your own delicious shiitake mushrooms at home.

Wooden Chicken Coop

Spacious and secure home for your backyard chickens.

Hydroponic Garden Grow Kit

Grow fresh herbs and vegetables year-round with this indoor hydroponic garden system.

Worm Composting Kit

Complete kit for starting your own worm composting system.

Plants For Other States:

Looking for the best plants in a different area of the United States? Click on a button below to find plants that are ideal for that state's temperatures.

Small Greenhouse Kit

Compact greenhouse perfect for small spaces.

Brass Decorative Faucet Handle

Elegant brass handle to enhance your garden faucet.

Hydroponic Garden Grow Kit

Grow fresh herbs and vegetables year-round with this indoor hydroponic garden system.

Cluck Around Sign

Whimsical sign for your chicken coop area.

Self Watering Plant Pots

Innovative pots that maintain optimal moisture levels.

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