

Sweet peas like full sun and the more full sun they get the more flowers they put on. The most common cause for sweet peas not flowering or not flowering well is that they simply aren’t getting enough sun. My sweet peas aren’t flowering, what could be wrong? You can regularly deadhead the old flowers to make the plant produce new flowers and extend its flowering period. This will depend on when you started growing the sweet peas but this is when most plants are at their best. The main flowering season and when you will get your best displays tend to be June and July.

This season can be extended or shortened at either end depending on where you are in the country and what the weather does in that individual year. The usual flowering months for sweet peas are June all the way through to October depending on when they were sown. This 3-month guide does not hold true for autumn-sown sweet peas as they will de more dormant and slow-growing over winter. Obviously, there are so many factors that go into this that it is impossible to give an exact timeframe but this rough estimate should serve you well. So if you sowed a seed in early march you could expect it to start flowering around June. How long do sweet peas take to flower?Īs a general rule of thumb sweet peas will start to flower after around 3 months of growing. Well, let’s have a look and find out when sweet peas flower so you know exactly when you can expect those first buds to start appearing. If you have just planted up some young sweet peas you will no doubt be eager to know just how soon they will be flowering.
