Lathom Self Blanching

Celery

Zone 13b Save Garden

Botanical illustration of Lathom Self Blanching

🌱 85d to harvest Upright

Fragrant, crisp stalks arrive with a tender, self-blanched heart—cool, clean flavor with a gentle sweetness and a succulent snap …

Crop Dates

Milestone	Date
Start Indoors	Oct 23rd
Last Frost	Jan 1st
Transplant / Sow Outdoors	Jan 1st
Harvest Begins	Mar 27th
Harvest Ends	—

Crop Details

Trait	Value
Days to Maturity	85
Sun Requirements	Part Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	45
Min Night Temp (°F)	35
Harden Off (days)	7

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Frequently Asked Questions

What pest or disease most commonly affects self-blanching celery (Apium graveolens var. dulce), and how can I prevent it?

Celery often suffers from early blight and leaf spot-like fungal issues (plus outbreaks of aphids). Avoid wetting the foliage, keep the plant bases mulched and airy, and remove yellowing outer leaves; if spots spread, start a labeled fungicide for vegetables at the first sign. Aphids can be knocked off with a strong spray of water and controlled with insecticidal soap applied to the undersides when infestations first appear.

How often should I water self-blanching celery during its main growing phase?

During the main growth period (after seedlings establish), keep the soil consistently moist but not waterlogged—aim for about 1 inch (2.5 cm) of water per week, split into 2–3 waterings in hot weather. Celery in particularly even moisture helps prevent stunted growth and bitterness; if the soil dries out between waterings, the stalks can become stringy. Use a deep, slow soak to reach the root zone and avoid letting water sit around the crown.

How do I know when self-blanching celery is ready to harvest?

Harvest around 80–90 days from transplant (about 85 days to maturity), when stalks are firm and reach the expected thickness for your planting density. Ready plants have tall, tightly packed stalks with blanched interiors if you’ve been following the self-blanching habit or using soil/covering practices appropriate for your method. If you can gently lift the outer stalk and it snaps back without bending, it’s usually at peak texture for slicing.

Fragrant, crisp stalks arrive with a tender, self-blanched heart—cool, clean flavor with a gentle sweetness and a succulent snap that feels as fresh as a spring morning. Lathom Self Blanching forms sturdy, upright clumps that naturally pale inward, so the inner ribs stay mellow and uniform for standout salads and bright, aromatic dishes. Grow it for a garden-to-table centerpiece of crunch: richly green outer ribs, softly blanched centers, and an unmistakably celery-sweet finish.

Sowing Tips

Transplant Conditions

Wait until soil reaches 45°F and nights stay above 35°F before moving outdoors. Harden off for 7 days first.

Expert Note

Start indoors for steadier heads, then transplant only when night temperatures are safely cool-to-mild and harden off well for crisp, reliable self-blanching growth.