SproutSmart
SproutSmart Intelligent Garden Sowing

Golden Lemon Thyme

Lemon Thyme
Botanical illustration of Golden Lemon Thyme
🌱 60d to harvest Upright

Sun-warmed and intensely aromatic, Golden Lemon Thyme releases a bright lemon perfume with every brush of its foliage. The small,…

Planting Schedule

Add Golden Lemon Thyme to your garden to build a schedule and get reminders.

Crop Dates

MilestoneDate
Start IndoorsApr 6th
Last FrostApr 20th
Transplant / Sow OutdoorsJun 1st
Harvest BeginsJul 31st
Harvest EndsOct 20th

Crop Details

TraitValue
Days to Maturity60
Sun RequirementsFull SunFull sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)50
Min Night Temp (°F)50
Harden Off (days)7

Frequently Asked Questions


What is the most common pest or disease problem on Thymus citriodorus (golden lemon thyme), and how can I fix it?
Thymus citriodorus commonly suffers from root rot when soil stays wet, often showing as wilting, blackening roots, and sudden dieback. Ensure fast-draining soil, water only when the top 1–2 in (2–5 cm) is dry, and remove any plants with dark, mushy roots to prevent spread. If you see gray, fuzzy growth on stems, improve airflow and stop overhead watering; thyme foliage should stay dry between waterings.
How often should I water golden lemon thyme during the main growing phase?
During active growth (roughly after establishment through maturity), water deeply only when the top 1–2 in (2–5 cm) of soil feels dry. Expect about every 5–10 days in typical garden conditions, but cut back during cool, cloudy weather and always avoid standing water. Once it’s established, golden lemon thyme tolerates short dry spells better than persistent moisture.
How do I tell when Thymus citriodorus is ready to harvest?
Harvest when plants reach about 6–8 in (15–20 cm) tall and are producing dense, fragrant shoots, typically around 60 days from sowing for many home schedules. For best flavor, start taking small sprigs once plants have multiple sets of leaves and then trim regularly to keep new growth coming. Avoid harvesting more than one-third of the plant at a time, especially before a new flush begins.
Botanical illustration of Golden Lemon Thyme

Sun-warmed and intensely aromatic, Golden Lemon Thyme releases a bright lemon perfume with every brush of its foliage. The small, golden-margined leaves form a dense, low mound with a fine, tender texture—ideal for gathering handfuls of fragrant sprigs to lift the flavor of roasts, sauces, and marinades, or to brighten pickles and dressings. Grow it for its vivid chartreuse glow in the garden and its bold, zesty character in the glass and on the plate.

Sowing Tips

Transplant Conditions

Wait until soil reaches 50°F and nights stay above 50°F before moving outdoors. Harden off for 7 days first.

Expert Note

Start indoors for the best uniformity, but prioritize hardened-off plants and avoid transplanting into cold, wet soil to prevent dieback.