Music Box

Family: Asteraceae Oilseed and ornamental annual

Planting Schedule

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Golden petals unfurl with a poised, music-box charm—bright, warm, and luminous in the garden light.

“Music Box” forms compact, well-branched plants that carry abundant blooms with a rich, pollen-bright center, offering a satisfying visual texture that feels almost velvet-soft at a distance. A nectar plant with lively appeal, it’s ideal for creating a continuous ribbon of color in beds and borders while you save seed from your favorite heads for future sowings.

Light: Full SunMaturity: 70 DaysHabit: Upright

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Music Box Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone	Start Indoors	Sow / Transplant	Harvest
Zone 1a	Protected Environment Only
Zone 1b	Protected Environment Only
Zone 2a	Direct Sow	May 25th	Aug 3rd – Aug 29th
Zone 2b	Direct Sow	May 15th	Jul 24th – Aug 25th
Zone 3a	Direct Sow	May 15th	Jul 24th – Sep 1st
Zone 3b	Direct Sow	May 19th	Jul 28th – Sep 21st
Zone 4a	Direct Sow	May 15th	Jul 24th – Sep 24th
Zone 4b	Direct Sow	May 13th	Jul 22nd – Sep 27th
Zone 5a	Direct Sow	May 8th	Jul 17th – Sep 30th
Zone 5b	Direct Sow	May 4th	Jul 13th – Oct 5th
Zone 6a	Direct Sow	May 1st	Jul 10th – Oct 10th
Zone 6b	Direct Sow	Apr 25th	Jul 4th – Oct 16th
Zone 7a	Direct Sow	Apr 20th	Jun 29th – Oct 20th
Zone 7b	Direct Sow	Apr 10th	Jun 19th – Oct 28th
Zone 8a	Direct Sow	Apr 1st	Jun 10th – Nov 5th
Zone 8b	Direct Sow	Mar 23rd	Jun 1st – Nov 12th
Zone 9a	Direct Sow	Mar 6th	May 15th – Nov 26th
Zone 9b	Direct Sow	Feb 9th	Apr 20th – Dec 9th
Zone 10a	—	Oct 1st	Dec 10th – Feb 28th
Zone 10b	—	Oct 1st	Dec 10th – Feb 28th
Zone 11a	—	Oct 1st	Dec 10th – Feb 28th
Zone 11b	—	Oct 1st	Dec 10th – Feb 28th
Zone 12a	—	Oct 1st	Dec 10th – Feb 28th
Zone 12b	—	Oct 1st	Dec 10th – Feb 28th
Zone 13a	—	Oct 1st	Dec 10th – Feb 28th
Zone 13b	—	Oct 1st	Dec 10th – Feb 28th

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	55
Min Night Temp (°F)	50
Harden Off (days)	Not Required

Frequently Asked Questions

What’s a common pest or disease problem for Helianthus annuus (sunflower) and how do I control it at home?

Powdery mildew is common on Helianthus annuus, especially when nights are humid and leaves stay damp. Water at the soil line, avoid wetting foliage, and remove heavily infected leaves early to slow spread. If it keeps recurring, spray a labeled potassium bicarbonate or sulfur-based fungicide, following the product directions and avoiding treatment during peak heat.

How often should I water Helianthus annuus during the main growth phase (roughly after establishment until it starts blooming)?

During main growth, keep the top 2–4 inches of soil evenly moist but not soggy, watering deeply when it dries out at that depth. In typical warm weather, that’s often about 1 inch of water per week total (from rainfall plus irrigation), adjusted upward for sandy soil or hotter spells. Avoid frequent light sprinkling that encourages shallow roots and mildew-prone damp foliage.

How can I tell when my Helianthus annuus “Music Box” sunflower is ready to harvest?

Harvest when the backs of the flower heads turn from green to yellow/brown and the seeds look full and tight in the hulls. Press a seed with your fingernail—if it’s firm rather than soft, it’s ready; if it’s still milky/loose, wait a few more days. Cut the heads with a short stem and dry them in a warm, airy spot if you’re saving seeds.