Sweet pea plant ( Lathyrus odoratus ) area garden favorite , loved for theirfragrant , colorful flowersand ability toclimb trellises and fences attractively . But if you ’re develop cherubic pea for the first fourth dimension , you might be wondering :
? Do sweet peas come up back every year ?
The solvent look onwhich type of odoriferous pea you ’re growing . While most honeyed peas areannualsthat make out their spirit cycle in one year , some salmagundi are perennialsand return year after year .

In this guide , you ’ll learn :
✔ ️The difference between annual and perennial sweet pea plant ✔ ️How to grow both types successfully ✔ ️Which motley are unspoilt for long - lasting salad days ✔ ️Care tips to keep your sweet peas flourish
Let ’s explore whethersweet pea plant will return each year in your garden ! ? ?
1. Do Sweet Peas Come Back Every Year?
Annual Sweet Peas (Lathyrus odoratus)?
✔ ️Most common type – Grows , flowers , and die in one season. ✔ ️ Needsreplanting every yearfrom fresh seeds. ✔ ️ Bloomsprofusely in late spring and summer. ✔ ️ Producesstrong fragrance and vibrant peak .
Perennial Sweet Peas (Lathyrus latifolius)?
✔ ️ Also calledEverlasting Pea – Comes backevery year. ✔ ️Less fragrantthan annual sweet peas. ✔ ️ Bloomsfor longer periodsbut hassmaller flowers. ✔ ️ Can becomeinvasiveif not managed .
Key Difference : Annual sweet peas have a stronger scent and larger blooms , whileperennial sweet pea return every yr but lack perfume .
2. What Are Perennial Sweet Peas?
recurrent sweetened peas ( Lathyrus latifolius ) are also calledEverlasting Peas . Theyreturn every springfrom the same root system , making them a greatlow - maintenance garden plant .
Characteristics of Perennial Sweet Peas
? Long - lived – Comes back every year from deep roots.?Climbing use – Growsup to 6 feet ( 2 meter ) tall. ☀ ️Hardy & drouth - resistive – Toleratesfrost and pitiful soil. ⚠ ️Less fragrant – Unlike one-year sweet peas , they havelittle to no scent.?Flowers in pink , purple , and white – Smaller bloom than annual miscellanea .
Tip : Perennial sweet peas are swell forfences , trellises , and wild flower gardensbut need pruning toprevent excessive spread .
3. How to Grow Perennial Sweet Peas
repeated sweet-smelling pea plant areeasy to growand requireminimal forethought .
Best Time to Plant
✔ ️Spring ( March – May ) – idealistic fordirect sowing outdoors. ✔ ️Autumn ( September – October ) – Overwinter for other increase .
Planting Guide
✔ ️Choose a sunny or partially shaded spot. ✔ ️ Usewell - draining soil — they toleratepoor conditions. ✔ ️Sow seeds 2–3 cm deepin prepare beds or containers. ✔ ️Water light until established , then reduce tearing .
Training & Support
✔ ️ Usetrellises , fences , or obelisksfor climb support. ✔ ️Tie stems looselyas they grow .
Pruning & Maintenance
✔ ️Cut back dead stems in autumnfor tidy growth. ✔ ️Remove come pods to prevent unreasonable ego - seeding .
Tip : If pass on unchecked , perennial sweet pea canbecome invasive , soprune on a regular basis .
4. How to Grow Annual Sweet Peas
? Sow seeds indoors ( Jan – March)or directly outdoors ( April – May ) . ? Providefull Dominicus and rich , well - draining soil.?Pinch out growing tipswhen plants reach 10 curium tall for bushier growth.?Deadhead flowersregularly to extend the blooming season.?Support with cane , trellises , or nettingfor climb .
Tip : Annual sweet-scented peas blush longer and have a stronger fragrancethan perennial .
5. Pros & Cons of Perennial Sweet Peas
hint : If you lovefragrant and showy bloom , growannual angelic peas . If you wantlow - upkeep climbing iron , chooseperennial sweet peas .
6. Best Sweet Pea Varieties to Grow
Best Annual Sweet Peas (Highly Fragrant)
? ‘ Cupani ’ – Old - fashioned variety , deep purple and maroon flowers.?‘Spencer Mix ’ – Large blooms , with child for excision flowers.?‘Royal Family ’ – Vigorous crampoon , longsighted blossoming time of year .
Best Perennial Sweet Peas (Long-Lasting & Hardy)
? ‘ Everlasting Pea ’ ( Lathyrus latifolius ) – Hardy , pink / Battle of Magenta flowers.?‘White Pearl ’ – thoroughgoing snowy efflorescence , vigorous growth.?‘Red Pearl ’ – come upon cryptic pinkish - red bloom .
Tip : Fora long - lasting presentation , mixannual sweet pea for fragrancewithperennial angelic peas for year - after - year color .
7. Final Thoughts: Do Sweet Peas Come Back Every Year?
✔ ️Most dulcet pea are annual , meaning they fill out their life story cycle in one season. ✔ ️Perennial dulcet pea retrovert every twelvemonth , but they haveless fragrance. ✔ ️Annual sweet peas have stronger scent and larger flush , puddle them idealistic forcut flowers. ✔ ️Perennial angelic pea plant are hardier and humbled sustainment , enceinte fortrellises and fences. ✔ ️Both type can be grown togethertoenjoy seasonal fragrance and class - stave verdure .
Whether you growannual sweet peas for fragranceorperennial sweet pea for longevity , these beautiful crampon will bringcolor and charmto any garden ! ? ?
Now you know whethersweet peas come back every twelvemonth and which case is good for your garden ! ? ? lease me know if you have any questions ! ?
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