Nasturtium Not Flowering Uk. Feed with a high potash liquid plant food every 2-3 weeks in summer. Removing the dead flower heads of nasturtiums will encourage more blooms to be produced for a longer period.
This is typical with mature plants but can also happen with seedlings. - Nasturtiums will add a burst of cheerful color to any garden. Biggest Seed Supplier Online.
Lifestyle UK Magazine.
If yours arent flowering as much as youd like - if at all - it could be because the The surprising reason your nasturtium is not flowering according to Monty Don - Flipboard. Nasturtiums prefer poorer soils and they do not need fertilizers unless your soil is extremely poor. So if your nasturtiums look like theyre ready to be moved into a bigger pot you could try adding some grit or sand into your soil mix. Plant nasturtium seeds in early spring in moist well-drained soil in full sun.