Sweet pea plants for sale

Quick Navigation

Sweet pea plants is a annual plant grown for its ornamental flowers. Here’s what to know before you buy, plus how to plant, water and care for it.

Sweet pea plants Plants, Seeds & Supplies for Sale

As an Amazon Associate I earn from qualifying purchases.

PLANTMEW Sweet Pea Seeds 200 (Knee High Mix) – Easy to Grow for Beginners, Colorful & Lightly Fragrant Flowers for Garden, Balcony & Trellis – Non-GMO Seeds for Outdoor Planting
PLANTMEW Sweet Pea Seeds 200 (Knee High Mix) – Easy to GrowCheck Price on Amazon
300+ Perennial Sweet Pea Flower Seeds for Planting -Fragrant Climber,Ideal for Trellises, Fences, and Containers
300+ Perennial Sweet Pea Flower Seeds for Planting -Fragrant Climber,Ideal for Trellises,Check Price on Amazon
Seed Needs Sweet Pea Old Spice Mix Heirloom 1 Ounce Bulk Pack
Seed Needs Sweet Pea Old Spice Mix Heirloom 1 Ounce Bulk PackCheck Price on Amazon
Sweet Pea Seeds Royal Mix - Bulk 1 Ounce Packet - Over 350 Seeds - Large Fragrant Lavender, Purple, Red, Pink and White Blooms
Sweet Pea Seeds Royal Mix - Bulk 1 Ounce Packet - OverCheck Price on Amazon
Sow Right Seeds - Mammoth Mix Sweet Pea Seed for Planting Outdoors Flower
Sow Right Seeds - Mammoth Mix Sweet Pea Seed for Planting OutdoorsCheck Price on Amazon
Sweet Pea Knee High - Large 1/2 Ounce Packet - 150 Flower Seeds for Planting - Lathyrus odoratus
Sweet Pea Knee High - Large 1/2 Ounce Packet - 150 FlowerCheck Price on Amazon

Don’t see the exact variety you’re looking for?

Explore all live Sweet pea plants plants, pots, and starter kits on Amazon ↗

At-a-Glance Specifications

🌱 GROWTH DIFFICULTYEasy to Grow

Best started from seed; buy seed for the easiest route

🌡️ MIN WINTER THRESHOLDZone 3-11

Very hardy – cold-tolerant

📐 MATURE FOOTPRINT1–2 m (3–7 ft)

Suits borders, beds or a roomy container

☀️ SUNLIGHT NEEDSFull sun to partial shade

Give the brighter end for the best flowering

🪴 SOIL & DRAINAGEFertile, Well-Draining

A free-draining mix prevents root rot

💧 WATERING NEEDSHigh

Keep consistently moist in growth

Pre-purchase considerations

  • How it’s sold: This plant is usually started from seed — buying quality seed is the most reliable route, though it takes patience.
  • Planting window: Plant in early spring (in cold area) autumn (in hot area) better to buy seeds or plant so roots establish in the right conditions.
  • Climate fit: Suited to zone 3-11 — check it matches your winter lows before planting out.

Growing tips before you buy

  • Cold protection: Know your first-frost date and have shelter ready for young plants in a cold snap.
  • Space & siting: Allow for a mature size of about 1–2 m (3–7 ft); give it room to reach full size or choose a compact spot/pot.
  • Light mapping: Match your site to its needs — full sun to partial shade. Give the brighter end for the best flowering.
  • Soil readiness: Prepare fertile, well-draining soil before planting; a free-draining mix prevents root rot.

🛒 Shop Sweet pea plants on Amazon

Cultivation & care standards

  • Potting & planting: Plant into fertile, well-draining soil in the ground or a container with good drainage holes.
  • Watering: Keep consistently moist in growth. Don’t let it dry out during active growth.
  • Light: Position in full sun to partial shade for healthy growth and the best flowering.
  • Feeding: Feed through the growing season with a balanced fertilizer, switching to a bloom feed as buds form.
  • Upkeep: Tidy spent growth and watch for the usual pests; good airflow keeps foliage healthy.

🎬 Watch: Sweet pea plants — Growing & Care

Uses & benefits

Sweet pea plants earns its place by offering a colourful ornamental display of red, purple, white or pink blooms. it works well in beds, borders or a large container. You may also see it sold as Lathyrus odoratus.

Frequently Bought Together

Everything you need to successfully plant and grow this specimen.

🪴Live Sweet pea plants Plant

Healthy, nursery-grown & ready to pot

View on Amazon
🛍️Potting Soil for Sweet pea plants

Nutrient-rich, well-draining mix

View on Amazon
🏺Plant Pot with Drainage

Breathable pot that prevents root rot

View on Amazon
🌿Plant Food for Sweet pea plants

Feeds for healthy, vibrant growth

View on Amazon

*As an Amazon Associate, we earn from qualifying purchases.*

Sweet pea plants

Recommended growing supplies