Zone 4 · Herbs Growing Guide

When to Plant Dill
in Zone 4

Fast, feathery, and self-seeding. Plant once and you'll have it forever — it reseeds prolifically. Harvest young leaves for flavour; let some plants set seed for pickling.

Plant outdoors
Apr 20 – Jul 15
Start indoors
Direct sow
Last Frost
~May 1
Days to harvest
40–60 days
Difficulty
Easy
Growing — Zone 4
Harvest window: May – Sep

Planting Calendar

In Zone 4, Dill should be planted outdoors Apr 20 – Jul 15, after the average last frost date of approximately May 1.

Multiple succession sowings possible. Self-seeds freely — expect volunteers next year.

Care Guide

Sunlight
Full sun · 6–8 hrs/day
Watering
Moderate
Spacing
9–12 inches
Soil
Well-draining, slightly sandy
Days to maturity
40–60 days
Soil pH
5.8–6.5
plant tip · Zone 4

Multiple succession sowings possible. Self-seeds freely — expect volunteers next year.

Feeding Schedule

How often
once at planting
Feed type
balanced (10-10-10)
Key timing
at planting

Light feeder. A single balanced feed at planting is sufficient. Over-feeding reduces aromatic oils.

Succession Planting

Sow every 3 weeks

Sow every 3 weeks from spring through midsummer. Dill bolts quickly — succession keeps leaves coming. If you want seeds (for pickling), let one sowing go to flower.

Companion Planting for Dill

What you plant next to dill makes a real difference — some plants actively help, others compete or attract pests.

Grows well with
  • Brassicas
  • Lettuce
  • Cucumbers
Keep away from
  • Carrots
  • Fennel
  • Tomatoes
  • Cilantro

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Common questions

In Zone 4, direct sow dill outdoors Apr 20 – Jul 15 after your last frost date of approximately May 1. Multiple succession sowings possible. Self-seeds freely — expect volunteers next year.
Zone 4 has an average last spring frost of approximately May 1 and a first fall frost around Oct 1. These dates vary by specific location — use your ZIP code in the plant app for precision based on the nearest NOAA weather station.
Good companion crops for dill include Brassicas, Lettuce, Cucumbers. Avoid planting near Carrots, Fennel, Tomatoes, Cilantro, which can compete for nutrients or attract pests.
Dill typically takes 40–60 days from transplant or direct sow to harvest in Zone 4. Expected harvest window: May – Sep.

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Dill in other zones
Crop Guides