Zone 9 · Microgreens Growing Guide

When to Plant Microgreens Mix
in Zone 9

The fastest crop to harvest — full of nutrition and flavour in 7–14 days. Grow on a windowsill year-round. Sunflower, radish, pea, and broccoli are best-performing varieties.

Plant outdoors
Indoors year-round
Start indoors
Direct sow
Last Frost
~Jan 31
Days to harvest
7–14 days
Difficulty
Easy
Ready to harvest — Zone 9
Harvest window: Year-round

Planting Calendar

In Zone 9, Microgreens Mix should be planted outdoors Indoors year-round, after the average last frost date of approximately Jan 31.

Grow indoors on a sunny windowsill or under grow lights year-round.

Care Guide

Sunlight
Full sun to partial shade · 3–8 hrs/day
Watering
Regular
Spacing
N/A — container/substrate grown
Soil
Seed-starting mix or coco coir
Days to maturity
7–14 days
Soil pH
6.0–7.0
plant tip · Zone 9

Grow indoors on a sunny windowsill or under grow lights year-round.

Feeding Schedule

How often
none needed
Feed type
none
Key timing
n/a

Microgreens are harvested within 2 weeks of germination — no fertilizer needed. Good seed-starting mix is sufficient.

Succession Planting

Sow every 1 weeks

Sow a new tray every 1–2 weeks year-round indoors. Microgreens are the ultimate succession crop — each tray is ready in 7–14 days and produces just one harvest.

Companion Planting for Microgreens Mix

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

Grows well with
    Keep away from

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      Common questions

      In Zone 9, direct sow microgreens mix outdoors Indoors year-round after your last frost date of approximately Jan 31. Grow indoors on a sunny windowsill or under grow lights year-round.
      Zone 9 has an average last spring frost of approximately Jan 31 and a first fall frost around Dec 15. 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 microgreens mix include . Avoid planting near , which can compete for nutrients or attract pests.
      Microgreens Mix typically takes 7–14 days from transplant or direct sow to harvest in Zone 9. Expected harvest window: Year-round.

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