• Seeds In A Cup Bachelor Buttons (Cornflower) (Centaurea cyanus) Grow Kit - Complete seed starter with recyclable planter, non-GMO seeds, and real potting soil. Hand-assembled in Cleveland, Ohio, USA.
  • Bachelor Buttons (Cornflower) (Centaurea cyanus) seed starter kit contents: premium non-GMO seeds, nutrient-rich loose potting soil, and recyclable planter with humidity lid by Seeds In A Cup - Made in USA.
  • Hands-on STEM gardening: Planting Bachelor Buttons (Cornflower) (Centaurea cyanus) seeds in Seeds In A Cup recyclable planter. Educational seed-to-sprout project for kids and classrooms.
  • Healthy Bachelor Buttons (Cornflower) (Centaurea cyanus) seedling in Seeds In A Cup recyclable planter. Demonstrates successful germination with real potting soil and non-GMO seeds.
  • Seeds In A Cup Bachelor Buttons (Cornflower) grow kit with all contents: non-GMO seeds, real loose potting soil, recyclable planter, and growing instructions. Made in Cleveland, Ohio.
  • Complete Seeds In A Cup Bachelor Buttons (Cornflower) growing system: recyclable planter, premium soil, and non-GMO Centaurea cyanus seeds. Indoor seed starter kit made in Cleveland, Ohio, USA.
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Bachelor Buttons (Cornflower) Grow Kit | Seeds In A Cup®

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The Seeds In A Cup® Bachelor Buttons (Cornflower) Grow Kit | Seeds In A Cup® kit is a beginner-friendly indoor growing kit that includes non-GMO seeds, premium potting soil, a recyclable planter, and step-by-step instructions.

For deeper care strategies, read our comprehensive Bachelor Buttons (Cornflower) Grow Kit | Seeds In A Cup® growing and harvesting guide.

Why Growers Trust Seeds In A Cup®

  • 100% recyclable eco-friendly packaging
  • Hand-assembled in Cleveland, Ohio, USA
  • High-germination non-GMO batch-tested seeds
  • All-in-one kit: seeds, real soil, planter & instructions
  • 100% Growth Guarantee — seeds don't sprout? We replace them free

Grow Your Own Bachelor Buttons (Cornflower) from Seed

The Seeds In A Cup® Bachelor Buttons (Cornflower) Grow Kit is a complete seed-to-sprout system for growing Centaurea cyanus at home. Curated by Kevin Bruce, expert horticulturalist, this kit gives you everything to grow fresh bachelor buttons (cornflower) from seed. Perfect for windowsills, garden borders, and anyone who wants beautiful, thriving plants at home.

Rated Difficulty Level 1 (Beginner) - no prior gardening experience needed. Germination typically occurs in 7-14 days. Plants can reach 24-36 inches at maturity in full sun (6-8 hours daily).

What's Included in Your Bachelor Buttons (Cornflower) Grow Kit

  • Premium Non-GMO Centaurea cyanus Seeds — batch-tested for high germination (10-20 seeds)
  • Real Loose Potting Soil — nutrient-rich growing medium, not compressed coir discs
  • Recyclable Planter with Lid — humidity dome for germination, saucer for drainage
  • Step-by-Step Growing Instructions — detailed care guide by Kevin Bruce

No extra supplies needed. Just add water and sunlight.

How to Grow Bachelor Buttons (Cornflower) from Seed: Quick-Start Guide

  1. Plant: Fill planter with soil. Plant seeds at indicated depth. Mist and place lid on top.
  2. Germinate: Keep warm and moist. Seeds sprout in 7-14 days. Remove lid once seedlings emerge.
  3. Grow: Place in full sun (6-8 hours daily). Water when top inch of soil is dry. Follow care guide for feeding and transplanting.

Bachelor Buttons (Cornflower) Plant Profile

Scientific Name Centaurea cyanus
Plant Type Annual Flower
Difficulty Level Beginner
Germination Time 7-14 days at 60-70F
Mature Height 24-36 inches
Sunlight Needs Full Sun (6-8 hours daily)
USDA Hardiness Zones 3-10 (Outdoor); All Zones (Indoor)
Planting Season Spring or Fall
Seeds Included 10-20 seeds

Frequently Asked Questions

What is included in the Seeds In A Cup Bachelor Buttons (Cornflower) Grow Kit?

Every kit includes premium non-GMO Centaurea cyanus seeds, real loose potting soil, a recyclable planter with humidity lid, and growing instructions by Kevin Bruce. No additional supplies needed.

How long does bachelor buttons (cornflower) take to grow from seed?

Centaurea cyanus seeds typically germinate in 7-14 days. Plants can reach 24-36 inches at maturity. Light, temperature, and watering affect growth rate.

Can I grow bachelor buttons (cornflower) indoors?

Yes! This kit is designed for indoor growing. Bachelor Buttons (Cornflower) needs full sun (6-8 hours daily). A south-facing window is ideal. Grow lights can supplement in lower-light spaces.

Where are Seeds In A Cup kits made?

Every kit is hand-assembled and ships from Cleveland, Ohio, USA. We are a Made in USA company using American-sourced materials.

What if my seeds don't sprout?

Our 100% Growth Guarantee means if your seeds don't germinate, we replace them free. We batch-test all seeds in Cleveland for high germination rates.

About Seeds In A Cup®

Complete seed starter kits for first-time growers to experts. Premium loose potting soil, high-germination non-GMO seeds, and clear instructions in 100% recyclable packaging. Hand-assembled in Cleveland, Ohio with a 100% Growth Guarantee.

Expert Guidance: Growing instructions developed by Kevin Bruce, expert horticulturalist.

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Frequently Asked Questions

What is included in a Seeds In A Cup® grow kit?
Every kit includes non-GMO seeds, Premium Nutrient-Rich Potting Soil, a 100% Recyclable Planter, a humidity lid, and easy step-by-step growing instructions — everything you need to grow from seed at home.
What if my seeds don't sprout?
You're covered by our Seed Growth Promise: if your seeds don't sprout, we replace them free. Just contact us and we'll make it right.
Where are Seeds In A Cup® kits made?
Every kit is hand-assembled in Cleveland, Ohio — the Forest City — using components sourced in the USA.
Do you offer bulk or corporate gifting orders?
Yes. We supply bulk grow kits for corporate gifts, weddings, memorials, and events with volume pricing and custom options. Visit our Bulk & Corporate Gifting page to request a quote. Request a bulk quote.