What to Plant in March: Gardening in Washington State

What can I plant in March in Washington?

Gardening In USDA Zone 6 - Tips On Growing Zone 6 Plants

Put cabbage crops in the ground: broccoli, Brussels sprouts, cabbage, cauliflower, kale and kohlrabi. …
Place bare-root asparagus and rhubarb, as well as onions and potatoes, in the soil.
Sow seeds of leafy salad favorites (lettuce, spinach) and onion family plants (leeks, onions, shallots).
What can I plant right now in Washington state?
Fall and winter vegetable gardens for Western Washington

  • BEANS. Plant Dwarf beans until the end of July to produce a good crop before frost. …
  • BEETS. Beets can be planted until August 1 and produce a reliable crop. …
  • BROCOLI. Direct sowing until mid-July and transplanting until mid-August. …

What can I plant in my garden in March?

There are a number of vegetables you can start indoors (or in a greenhouse) in March, including Brussels sprouts, cauliflower, spinach, squash and perennial herbs (all under cover), chili peppers and celery. If you have a greenhouse, you can also start seeds for cucumbers, pickles and tomatoes.

Can you start planting in March?

In the North, lettuce, spinach, radishes, peas, and other cool season crops can be planted directly into the garden in March. In frost-free areas, plant warm vegetables like tomatoes and squash. Cover the plants if an unexpected cold snap threatens.

When can you start planting in Washington State?

For most crops, you should start seeds indoors about 6-8 weeks before the last spring frost date. This gives the plants enough time to grow and healthy enough to survive their eventual transplant to the garden.

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What is the best way to start seeds indoors?

How to Start Vegetable Seeds Indoors

  • Buy your seeds from a reliable source. …
  • Pot with seed-start mix. …
  • Make sure your containers have drainage holes. …
  • Plant seeds at the correct depth. …
  • After sowing, place containers in a warm place. …
  • Keep the seed-start mix moist. …
  • As soon as seedlings emerge, place the pots in a bright location.
  • What area is Washington state for gardening?
  • Most Western Washington is USDA zone 7b-8b, with an average minimum of 5-20 degrees Fahrenheit. The higher the zone number the lower the average minimum temperature.

What planting zone is Seattle?

Seattle, Washington is in USDA Hardiness Zones 8b and 9a.

What month do you plant vegetables?
April is the best time to plant most of your vegetable seeds after your last frost. It’s still not too late to plant tomatoes and peppers from seed, too. Be sure to check your gardening zone for the latest frost dates.

What should I do in my garden in March?

Top 10 jobs this month

  • Protect new spring growth from slugs.
  • Plant shallots, green onions and early potatoes.
  • Plant summer flowering bulbs.
  • Lift and divide overgrown perennial clumps.
  • Top up containers with fresh compost.
  • Mow lawns on dry days (if necessary)

What can you plant in early spring?
You can plant these seeds outdoors directly in your garden: kohlrabi, kale, Chinese kale, peas, onions, radishes, spinach, lettuce and turnips. It is best to start cabbage, broccoli, cauliflower and Brussels sprouts indoors as early as 4 to 6 weeks before planting them outdoors.

What flowers can be planted now?

Here’s a list of fall flowers you can plant now to keep your garden looking beautiful.

  • Asters. Asters produce pretty daisy-like flowers in a range of colors and, depending on the species, are frost tolerant. …
  • Cabbage and kale. …
  • Calendula. …
  • Chrysanthemum. …
  • Cosmos. …
  • Daisies. …
  • Pansies.
  • Which vegetables can be planted in March?
  • Sow seeds outdoors in soft areas with light soil, for example: beans, carrots, parsnips, beets, onions, lettuce, radishes, peas, spinach, summer cabbage, lettuce leaves, leeks, Swiss chard, kohl rabi, turnips and summer cauliflower.
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What seeds should I start in March?

Top Seeds to sow in March

  • Beets. Healthy and delicious, the best time to plant beets is now.
  • Broccoli. One of our favorite greens, broccoli is a nutritional powerhouse. …
  • Cabbage. Whether leafy green or perfectly purple, this annual vegetable is perfect for colder weather. …
  • Carrots. …
  • Lettuce. …
  • Spinach. …
  • Onions. …
  • Peas.

What flowers grow best in Washington State?
Flowers to plant in Washington State

Dahlias. image of dahlia by leleuf62 from Fotolia.com. Dahlias range in color from gold to dark red and are also available in many sizes. …
Rhododendron. image of rhododendron by vikasdesign from Fotolia.com. …
Shasta daisy. image of daisy by timur1970 from Fotolia.com.
What flowers are native to Washington state?
Indian plum (Oemleria cerasiformis)
snowberry (Symphoricarpos albus)
Pacific dogwood (Cornus nuttallii)
red flowered currant (Ribes sanguineum)
vine maple (Acer circinatum)
blue elderberry (Sambucus cerulea)
How long is the growing season in Washington State?
On average, your frost-free growing season begins on March 24 and ends on November 17, for a total of 238 days. You will find both spring and fall planting guides on this page.

What is the cheapest way to start seeds indoors?

Use Yoplait Kids plastic cups and/or any other item in your kitchen to start your seeds indoors. Use plastic wrap on each of your homemade containers until your seeds germinate to keep the heat in. Use Soil Mix Starter Seeds – it’s lighter. The other tips may or may not work.

Should I soak the seeds before planting?

It is recommended to soak seeds for no more than 12 to 24 hours and no more than 48 hours. After soaking the seeds, they can be planted as indicated. The advantage of soaking the seeds before planting is that your germination time will be reduced, which means you can have happy plants that grow faster.

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Can egg cartons be used to start seeds?

You can use egg cartons as a seed-starter tray! Depending on the type of carton you have, you can even cut individual sections and plant them, as the carton will biodegrade. Be sure to drill small holes for drainage and place the carton on a tray or in a shallow pan to catch any residual water.


  • James Jones

    Meet James Jones, a passionate gardening writer whose words bloom with the wisdom of an experienced horticulturist. With a deep-rooted love for all things green, James has dedicated his life to sharing the art and science of gardening with the world. James's words have found their way into countless publications, and his gardening insights have inspired a new generation of green thumbs. His commitment to sustainability and environmental stewardship shines through in every article he crafts.

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