How to Fertilize parsnip 'Gladiator'?
Balanced perennial feed every four weeks spring through summer growth

parsnip 'Gladiator' · Pastinaca sativa 'Gladiator'
Grow on an open, sunny site with deep, light soil. Keep the soil evenly moist to prevent roots splitting. Add well-rotted manure the previous autumn, especially if growing on a clay or chalk soil. Chalk and clay aren’t ideal for growing parsnips so you could also try deep containers. The ideal soil pH is 6.5-7 so adjust pH where necessary. See parsnip cultivation for more information.
Balanced perennial feed every four weeks spring through summer growth