Leaf celery
Apium graveolens Secalinum Group
A vegetable, sown March to May.
In September: cut the leaf celery. Wear gloves: it can harm your skin in sunlight.
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Leaf celery, month by month
Bar: the usual months. Sprout: this month.
| Sowing, planting or job | Sep | Oct | Nov | Dec | 2027Jan | Feb | Mar | Apr | May | Jun | Jul | Aug |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sow under cover. | none | none | none | none | none | none | usual | usual | usual | none | none | none |
| Sow outdoors. | none | none | none | none | none | none | none | none | usual | none | none | none |
| Cut the leaf celery. | usual | usual | usual | usual | none | none | none | none | none | none | usual | usual |
What to do, and when
The usual months for a UK garden. Your own plan gives the week.
Handle it with care
Wear gloves: it can harm your skin in sunlight.
Strong source: RHS.
Sowing
Sow under cover March to May, on the surface. Moderate sources: Jekka’s and Real Seeds.
Sow outdoors in May, 0.6cm deep, 20cm apart. Moderate source: Jekka’s. Weaker source for the depth: OSC Seeds.
Cut the leaf celery
Usually July to December. Moderate sources: Seeds of Italy and RHS.
What the source words mean
Strong: the RHS page for this plant is among them.Moderate: another trusted UK source, or the RHS on its group.Weaker: a blog, a forum, a small website or a page from outside the UK. Treat it as a guide.
Every line above names the page it comes from. Where we found no good source for a job, we left it out. Where the name “Leaf celery” comes from.