![]() This guide is kept updated with the latest advice. The most crucial task after this is to keep picking fresh flowers, because as soon as they are allowed to set seed, the plants’ floriferousness will slow down. Ive found they dont rot down very quickly in the ground, so discard the roll when planting out. About 12 rolls fit into the small seed trays and although the rolls go soggy they dont flop over if packeted in snuggly. Water your peas well once planted, especially during the first month, to encourage roots to develop, and provide some support with birch twigs in an obelisk shape. Apart from sowing the usual - sweet pea, beans and peas Im going to sink some leggy sunflowers in them. I dig some garden compost into the planting area a few weeks beforehand and then scatter a handful of Growmore or chicken pellets per 10 sq ft just before planting. Sweet peas adore a fertile soil, which will encourage strong growth and long stems. Keep an eye out for aphids, particularly in greenhouses, and spray with SB Plant Invigorator at the first sign of attack. When seedlings reach around 4in tall, pinch out the tips: this will encourage the plants to branch, which will ultimately give you more flowers. If both seeds grow, snip off the weaker one at the base with scissors to allow the other to develop strongly. My fail-safe method is to sow a couple of seeds in a module of peat-free compost and water them well, keeping the compost damp at all times. I have found both to be unnecessary and I achieve good germination without either treatment. These timings are suited to those of us with unheated greenhouses and cool but light windowsills.Īnother bone of contention with these much-loved annuals is whether to soak the seeds or chit them (remove part of the seed coat). To save battling with mice all winter, I tend to sow my sweet peas in February and look to plant them out when they are a reasonable size, usually by the end of March or early April. The point of autumn sowing is that it gives plants a head start, so you should have a strong plant by March, which delivers earlier flowers than a spring-sown pea.īut be warned: you need to protect plants from hungry mice during the lean wintertime and an autumn-sown pea will also need protection from the extreme cold, such as a heated greenhouse or conservatory. One of the never ending discussions in gardening is whether to sow sweet pea seed in autumn or wait until the spring. ![]() Happy gardening! When should I sow sweet pea seeds for summer? Here is a beginner's guide to growing the popular flower. ![]() Lots of hard work needs to be done before then, but luckily, help is at hand - and if you are thinking of taking some early steps towards creating the perfect outdoor oasis, consider sweet peas to bring colour and scent to your space. At this time of year, it is important to start visualising how you want your garden to look when summertime comes around - and the chances are it will creep up sooner than you think.
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