They're perfect for bringing indoors and brightening the home, too, especially as the more you pick, the more will grow. Cover the seeds with 1cm of compost and water in lightly. Sow the seed thinly, either in individual pots or with around 3cm space between seeds. And if your seedlings are beyond salvaging, and there's no time to sow more, plug plants bought from garden centers are a reliable and generally inexpensive backup plan.Įither way, before long, you'll be able to admire the beautiful summer blooms in your garden. Sow sweet pea seeds into good peat-free potting compost in rootrainers or small pots. 'Beneficial nematodes are another natural way to get rid of them.'īear these tips in mind and you'll be able to increase the chances of success with your sweet pea seeds and seedlings. 'Try setting beer traps to catch them, or surrounding the young plants with a barrier of gravel, crushed eggshells, or wool pellets,' suggests Drew Swainston, a gardening expert from Homes & Gardens. Aim to sow six to eight weeks before the last frost, so now is just about perfect. These garden pests love the soft, leafy growth, but luckily there are a few ways you can deter them. Sweet peas need a little heat to get going a warm windowsill is perfect. Slugs attacking sweet pea seedlingsĪfter going to the trouble of raising sweet pea seedlings and transplanting them outdoors, the last thing you want is to see them devoured by slugs and snails. Support them with netting or pea sticks and feed them with a high-potash tomato fertilizer to encourage strong new growth and blooms. When nights are warmer, transplant youngsters 6in apart, he recommends. Alternatively, leave them outdoors and cover them with cloches,' John continues. We produce seed here in Sussex where emphasis is placed on conserving the quality of varieties and the storage of our seed so that it remains harvest fresh. 'Gradually harden-off plants by positioning them outdoors in a sheltered spot during the day, bringing them in at night. Roger Parsons Sweet Peas was founded in 2005 and has quickly built a reputation for excellent germination and the high purity of our varieties. 'Then, using scissors, shorten shoots to within two pairs of leaves from the base.' Removing the tips in this way will trigger the development of much stronger basal shoots. 'The best way to rescue them is to move them to a cooler spot in good light,' says John Negus, a gardening expert of Homes & Gardens. Leggy seedlings are usually caused by two things: too little, or one-sided light (often the case when grown on window sills), and too much heat. ![]() ![]() With a bit of determination and these expert tips, you'll still have fragrant flowers to enjoy come summer. Flowering sweet peas growing up structure 4 issues with sweet pea seedlings and what to do about them
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