What to Plant in March: 30 Best Plants to Grow

What to Plant in March 30 Best Plants to Grow

Let’s march into March with confidence unshaken by the chills of the winter. This month is excellent for planting because the soil begins to warm up, promoting seed germination. 

Plants benefit from the increasing daylight and mild temperatures, supporting healthy growth. We’ve made your gardening easier by helping you figure out which plants to grow in March.

Peas

Peas
Image by The Spruce
Ease of GrowingEasy ●○○○○
Scientific NamePisum sativum
USDA Zone3-11
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 18-30 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature55-70°F (13-21°C)
WateringRegular, consistent watering

March is considered the optimal time to sow or plant peas due to the plant’s specific requirements and growth patterns. By sowing or planting in March, you take advantage of the last chilly days before the warmer spring weather sets in.

Sowing indoors or in a greenhouse during March allows you to provide a controlled environment, protecting the seeds from any lingering frost. Transplanting outdoors is also feasible in March, especially in regions with milder climates. 

Beets

Beets
Image by Food Network
Ease of GrowingModerate ●●○○○
Scientific NameBeta vulgaris
USDA Zone2-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 8-12 inches
LightFull sun to partial shade
SoilWell-drained, loose soil
Ideal Temperature50-75°F (10-24°C)
WateringRegular, consistent watering

March is ideal for beets because the soil is starting to warm up, which helps seeds germinate. Beets prefer cool weather, and March provides the right balance for their growth. 

Planting in March allows beets to establish roots before the warmer months, ensuring a better harvest. The moderate temperatures in March create favorable conditions for beets to thrive without the stress of extreme heat. 

Carrots

Carrots
Image by SNAP-Ed Connection – USDA
Ease of GrowingModerate ●●○○○
Scientific NameDaucus carota
USDA Zone3-10
Sow Indoors or in GreenhouseNo
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 12-24 inches
LightFull sun
SoilLoose, well-drained soil
Ideal Temperature60-75°F (15-24°C)
WateringRegular, consistent watering

Unlike some vegetables, carrots are typically not started indoors or in a greenhouse. Directly planting them outdoors in March is suitable, as carrots prefer to grow in the location where they will mature. 

The full sun exposure during March benefits carrot growth, and the increasing daylight hours support their development. March’s ideal temperature range promotes growth, balancing the cooler conditions preferred by carrots and the warming trend of spring. 

Peppers

Peppers
Image by Jung Seed’s Gardening Blog!
Ease of GrowingModerate to Difficult ●●●●○
Scientific NameCapsicum annuum
USDA Zone9-11
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 18-36 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature70-80°F (21-27°C)
WateringModerate, avoid waterlogged

March is perfect for peppers because it offers warm temperatures for germination and early growth. Peppers need a longer growing season, and starting in March ensures they have ample time before harvest. 

Planting in March allows peppers to establish sturdy roots before the hotter months. The mild weather of March creates an optimal environment for pepper plants without the risk of extreme heat.

Potatoes

Potatoes
Image by Britannica
Ease of GrowingEasy ●○○○○
Scientific NameSolanum tuberosum
USDA Zone3-10
Sow Indoors or in GreenhouseYes, for seed potatoes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 18-24 inches
LightFull sun
SoilWell-drained, loose soil
Ideal Temperature60-70°F (15-21°C)
WateringModerate, avoid waterlogged

March is a great time to sow or plant potatoes, plus their ease of growing makes them popular garden residents for homeowners. While potatoes are typically grown from seed potatoes, starting them indoors or in a greenhouse is optional. 

March provides favorable conditions for direct planting outdoors. Potatoes thrive in full sun, and the increasing daylight hours during March support their growth.

Tomatoes

Tomatoes
Image by Simply Recipes
Ease of GrowingModerate ●●○○○
Scientific NameSolanum lycopersicum
USDA Zone2-11
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 24-48 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature70-85°F (21-29°C)
WateringRegular, consistent watering

Tomatoes are typically sown and grown as annuals in warm regions, and March is a great time for starting them indoors or in a greenhouse. This allows for controlled conditions, optimizing germination and early growth. 

Transplanting outdoors is also ideal in March, especially in regions with milder climates. Full sun exposure is crucial for tomatoes, making March an ideal time as the days lengthen and sunlight becomes more prolonged and abundant. 

Onions

Onions
Image by Food & Wine
Ease of GrowingEasy ●○○○○
Scientific NameAllium cepa
USDA Zone3-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 12-24 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature55-75°F (13-24°C)
WateringRegular, consistent watering

March is an ideal time for onions as the cool temperatures support their early growth. Onions prefer cooler weather for bulb formation, and planting in March allows them to establish before warmer months. 

Planting onion sets or seeds in March provides a longer growing season for a better harvest. The cool yet not freezing temperatures of March create favorable conditions for the initial stages of onion development.

Leeks

Leeks
Image by Allrecipes
Ease of GrowingModerate ●●○○○
Scientific NameAllium ampeloprasum
USDA Zone5-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 12-30 inches
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature55-75°F (13-24°C)
WateringRegular, consistent watering

March is perfect for leeks as they thrive in cooler weather. Planting leeks in March allows them to establish roots before warmer temperatures set in. 

Leeks benefit from a longer growing season, and March provides ample time for their development. The cool temperatures of March create an optimal environment for healthy leek growth without the stress of extreme heat.

Cucumbers

Cucumbers
Image by Gardenia.net
Ease of GrowingEasy ●○○○○
Scientific NameCucumis sativus
USDA Zone4-12
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesYes, for early outdoor planting
SizeHeight: 12-18 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature70-85°F (21-29°C)
WateringRegular, consistent watering

Cucumbers are often grown from seeds, starting indoors or in a greenhouse in March. This ensures controlled conditions for better germination and early growth. 

Outdoor transplantation is possible in March, especially in milder climates. This time period is perfect, offering a balance between cooler temperatures and the warmth cucumbers need for optimal growth.

Kale

Kale
Image by Haxnicks
Ease of GrowingEasy ●○○○○
Scientific NameBrassica oleracea
USDA Zone7-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesYes
SizeHeight: 18-36 inches
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature60-75°F (15-24°C)
WateringRegular, consistent watering

Seed sowing is the usual way to grow kale, and starting them indoors or in a greenhouse in March is ideal. This ensures controlled conditions for germination and early growth. 

Outdoor transplanting is also a good idea in March, especially for homes in milder climates. Kale does well in full sun to partial shade, making March perfect as days get longer and sunlight increases. 

Spinach

Spinach
Image by Britannica
Ease of GrowingEasy ●○○○○
Scientific NameSpinacia oleracea
USDA Zone4-9
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 6-12 inches
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature50-75°F (10-24°C)
WateringRegular, consistent watering

Homeowners opt for starting spinach seeds indoors or in a greenhouse during March, ensuring controlled conditions for optimal germination and early growth. Transplanting outdoors is also feasible at this time, especially in milder climates.

Spinach flourishes in full sun to partial shade, making March ideal as days lengthen. Spinach’s optimal growing temperature range aligns well with March’s balance of cooler and warmer conditions. 

Asparagus

Asparagus
Image by Daily Sabah
Ease of GrowingModerate to Difficult ●●●●○
Scientific NameAsparagus officinalis
USDA Zone4-9
Sow Indoors or in GreenhouseYes, for crowns
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: Up to 5 feet
LightFull sun
SoilWell-drained, sandy-loam soil
Ideal Temperature70-85°F (21-29°C)
WateringRegular, well-drained soil

Asparagus is a perennial vegetable that’s moderately to somewhat tricky to grow. Grow asparagus from crowns, and it’s advisable to start them indoors or in a greenhouse during March. 

This provides controlled conditions for optimal germination and early growth. Transplanting outdoors is doable in March, especially in milder climates with this month being ideal as days lengthen and sunlight increases. 

Broccoli

Broccoli
Image by Canadian Food Focus
Ease of GrowingModerate ●●○○○
Scientific NameBrassica oleracea italica
USDA Zone3-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 18-36 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature60-75°F (15-24°C)
WateringRegular, consistent watering

Broccoli is typically grown from seeds, and starting them indoors or in a greenhouse is recommended during March. This allows for controlled conditions, optimizing germination and early growth. 

Transplanting outdoors is possible in March, especially if you live in milder climates. Starting in March ensures a longer growing season and a bountiful harvest.

Brussels Sprouts

Brussels Sprouts
Image by Bonnie Plants
Ease of GrowingModerate to Difficult ●●●●○
Scientific NameBrassica oleracea gemmifera
USDA Zone3-9
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 24-36 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature45-75°F (7-24°C)
WateringRegular, consistent watering

March is excellent for Brussels sprouts because it offers cool temperatures ideal for their growth. Planting Brussels sprouts in March allows them to establish before the warmer months, contributing to a successful harvest. 

Brussels sprouts need a longer growing season, and starting in March provides sufficient time for maturation. The cool, early spring weather in March provides favorable conditions for Brussels sprouts without the risk of extreme heat.

Cabbage

Cabbage
Image by Two Sleevers
Ease of GrowingEasy ●○○○○
Scientific NameBrassica oleracea capitata
USDA Zone2-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 12-24 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature45-75°F (7-24°C)
WateringRegular, consistent watering

Typically grown from seeds, starting cabbage indoors or in a greenhouse in March ensures controlled conditions for optimal germination and early growth. Outdoor transplanting is also viable in March, especially in milder climates.

Thriving in full sun, March is also an ideal time as days lengthen, providing ample sunlight. This month strikes a balance between cooler and warmer temperatures, facilitating optimal growth. 

Lettuce

Lettuce
Image by The Spruce Eats
Ease of GrowingEasy ●○○○○
Scientific NameLactuca sativa
USDA Zone4-9
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 6-12 inches
LightPartial shade to full sun
SoilWell-drained, fertile soil
Ideal Temperature45-75°F (7-24°C)
WateringRegular, consistent watering

March is a great time for lettuce because it prefers cooler temperatures for germination and growth. Planting lettuce in March allows it to establish before the hotter months, ensuring a more productive harvest. 

Lettuce is a quick-growing crop, and starting in March provides an early start for fresh leaves. The cool and mild weather of March creates optimal conditions for lettuce without the stress of extreme heat. 

Artichoke

Calendula
Image by The Spruce Eats
Ease of GrowingModerate to Difficult ●●●●○
Scientific NameCynara cardunculus var. scolymus
USDA Zone7-11
Sow Indoors or in GreenhouseYes, for seeds
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 3-6 feet
LightFull sun
SoilWell-drained, nutrient-rich soil
Ideal Temperature60-70°F (15-21°C)
WateringRegular, deep watering

Typically cultivated from seeds, it’s advisable to start artichokes indoors or in a greenhouse during March. This approach ensures controlled conditions, optimizing germination and early growth. 

Artichokes thrive in full sun, making March an opportune time as days lengthen and sunlight becomes more abundant. Outdoor transplanting is also viable in March, particularly in regions with milder climates.

Calendula

Calendula
Image by Good Housekeeping
Ease of GrowingEasy ●○○○○
Scientific NameCalendula officinalis
USDA Zone3-9
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 18-24 inches
LightFull sun
SoilWell-drained, average soil
Ideal Temperature60-70°F (15-21°C)
WateringModerate, well-drained soil

March is an ideal time for Calendula because it allows for early sowing or planting. Calendula seeds germinate well in the cool temperatures of March. 

Starting Calendula in March provides an extended growing season, leading to abundant and vibrant flowers. The moderate temperatures of March create favorable conditions for Calendula to thrive without the extremes of heat.

Chard

Chard
Image by Food & Wine
Ease of GrowingEasy ●○○○○
Scientific NameBeta vulgaris var. cicla
USDA Zone3-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 18-24 inches
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature50-85°F (10-29°C)
WateringRegular, consistent watering

Usually grown from seeds, chard is best when started indoors or in a greenhouse during March for controlled conditions, as it optimizes seed germination and early growth. After this, outdoor transplanting works, especially in milder climates.

March is ideal for growing this leafy green as the days lengthen and sunlight becomes more abundant. The third month of the year strikes a suitable balance between cooler temperatures and the warmth that chard prefers for growth. 

Corn

Corn
Image by Britannica
Ease of GrowingModerate ●●○○○
Scientific NameZea mays
USDA Zone4-10
Sow Indoors or in GreenhouseNo
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6-10 feet
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature60-95°F (15-35°C)
WateringRegular, consistent watering

When planting corn in March, ensure that there’s an ideal temperature range. Typically sown directly outdoors, starting corn indoors or in a greenhouse is uncommon. 

March allows for an easier outdoor corn planting period, especially in milder climates. 

Corn thrives in full sun, making March ideal as days lengthen and sunlight exposure increases as the year heads for warmer seasons. 

Raspberries

Raspberries
Image by Health
Ease of GrowingEasy ●○○○○
Scientific NameRubus idaeus
USDA Zone4-8
Sow Indoors or in GreenhouseNo
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 4-6 feet
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature70-75°F (21-24°C)
WateringRegular, consistent watering

Planting delicious and easy-to-grow raspberries in March involves specific considerations as they’re typically propagated by planting dormant canes directly outdoors. Starting them indoors or in a greenhouse is not common. 

Planting outdoors is feasible in March, especially in regions with milder climates. The ease of growing raspberries is due to March providing the right balance between cooler temperatures and the warmth raspberries prefer for optimal growth. 

Strawberries

Strawberries
Image by Britannica
Ease of GrowingEasy ●○○○○
Scientific NameFragaria × ananassa
USDA Zone3-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesOptional
SizeHeight: 6-12 inches
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature60-75°F (15-24°C)
WateringRegular, consistent watering

Planting strawberries in March is a great idea as they’re typically grown from crowns, runners, or plants. Starting them indoors or in a greenhouse is recommended during March. 

This method allows for controlled conditions, optimizing germination and early growth. Transplanting outdoors is also a good gardening approach in March, especially in regions with milder climates.

Petunia

Petunia
Image by Housing
Ease of GrowingEasy ●○○○○
Scientific NamePetunia spp.
USDA Zone10-11
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6-18 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature60-75°F (15-24°C)
WateringModerate, well-drained soil

Petunias are commonly cultivated from seeds or seedlings, and it’s advisable to begin their growth indoors or in a greenhouse in March. Outdoor transplanting is also viable during March, particularly in areas with milder climates.

These flowers flourish in full sun, making March an opportune time as daylight increases and the sunlight becomes more plentiful. March offers a great balance between cooler temperatures and the warmth that petunias need for growth.

Marigold

Marigold
Image by Garden Design
Ease of GrowingEasy ●○○○○
Scientific NameTagetes spp.
USDA Zone2-11
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6-36 inches
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature70-75°F (21-24°C)
WateringModerate, well-drained soil

March marigolds are easy-to-grow wonders that bring some sunshine to your outdoor space. They’re commonly grown indoors or in greenhouses, where the seeds can have a headstart for the warmer months ahead.

Doing this allows for controlled conditions where home gardeners can enjoy optimizing seed germination and promoting early growth. Transplanting outdoors is also a good idea in March, especially for homes with milder climates.

Alyssum

Alyssum
Image by The Spruce
Ease of GrowingEasy ●○○○○
Scientific NameLobularia maritima
USDA Zone3-9
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6-12 inches
LightFull sun to partial shade
SoilWell-drained, average soil
Ideal Temperature50-70°F (10-21°C)
WateringModerate, well-drained soil

Alyssum thrives in cooler temperatures, and March provides an optimal balance. The temperatures during this month are generally mild, which is ideal for the germination and early growth of Alyssum.

Alyssum is sensitive to frost, and planting it in March allows for establishment before the risk of late spring frosts. Starting indoors and transplanting outdoors after the last frost date ensures that Alyssum gets a head start in a protected environment.

Sunflower

Sunflower
Image by The English Garden
Ease of GrowingEasy ●○○○○
Scientific NameHelianthus annuus
USDA Zone4-10
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 2-15 feet
LightFull sun
SoilWell-drained, fertile soil
Ideal Temperature70-78°F (21-26°C)
WateringRegular, well-drained soil

Sunflowers thrive in warm soil, and sowing or planting them in March allows for optimal soil temperatures. This allows sunflowers to establish strong root systems, sturdy stems, and a healthy overall structure before reaching their peak.

March, with increasing daylight hours and a higher sun angle, ensures that sunflowers receive the necessary sunlight for the growth and development of their iconic blooms. Plus, sowing or planting sunflowers this time reduces the risk of late spring frosts.

Hyacinth

Hyacinth
Image by Southern Living
Ease of GrowingEasy ●○○○○
Scientific NameHyacinthus spp.
USDA Zone4-8
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6-12 inches
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature60-70°F (15-21°C)
WateringModerate, well-drained soil

Hyacinths benefit from a chilling period to stimulate flowering. Planting them in March allows for exposure to cooler temperatures, satisfying their chilling requirement and promoting the development of robust flower buds.

Hyacinths are known for their early spring blooms, and planting them in March ensures that they will flower as the weather warms. Also, planting in March takes advantage of the gradually warming soil, perfect for hyacinth bulbs to establish roots and grow.

Impatiens

Impatiens
Image by Gardeners World
Ease of GrowingEasy ●○○○○
Scientific NameImpatiens spp.
USDA Zone10-11 (as perennials)
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6-24 inches
LightPartial to full shade
SoilWell-drained, rich soil
Ideal Temperature60-75°F (15-24°C)
WateringRegular, consistently moist

Starting impatiens indoors or in a greenhouse in March allows for early germination and seedling development. This indoor start ensures that mature plants are ready to bloom when they are transplanted outdoors after the last frost.

As the days gradually lengthen, providing more sunlight, impatiens benefit from the increasing but still mild light conditions. Plus, starting impatiens early in March contributes to an extended blooming season. 

Peony

Peony
Image by Martha Stewart
Ease of GrowingModerate to Difficult ●●●●○
Scientific NamePaeonia spp.
USDA Zone3-8
Sow Indoors or in GreenhouseNo
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 1-3 feet
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature60-70°F (15-21°C)
WateringRegular, well-drained soil

Peony seeds require a period of cold stratification to break dormancy and promote germination. Planting peony roots in March allows them to experience the remaining cool temperatures before the growing season, aiding in the natural dormancy cycle.

Planting or transplanting peonies in March gives them ample time to establish their root systems before the warmer summer months. Plus, it allows for strategic placement in the garden, considering the changing light conditions.

Snapdragon

Snapdragon
Image by Gardener’s Path
Ease of GrowingEasy ●○○○○
Scientific NameAntirrhinum majus
USDA Zone7-10 (typically grown as annuals)
Sow Indoors or in GreenhouseYes
Plant OutdoorsYes
Cold Frame or ClochesNo
SizeHeight: 6 inches to 3 feet
LightFull sun to partial shade
SoilWell-drained, fertile soil
Ideal Temperature60-75°F (15-24°C)
WateringRegular, well-drained soil

Starting snapdragon seeds indoors or in a greenhouse in March allows for early germination and seedling development. This indoor start ensures that mature plants are ready to bloom when they are transplanted outdoors after the last frost.

In March, with increasing daylight hours, snapdragons benefit from the gradual transition to brighter conditions. Planting them at this time allows the soil to warm up gradually, creating a favorable environment for the development of strong root systems.

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