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Grow Your Own Cut Flowers

  • Treehouse Farm Collective 8104 North 63rd Street Longmont, CO 80503 United States (map)
Artemis Flowers - Floral Class Boulder Colorado

‘Tis the season to start your garden! This crash-course in cut-flower growing will give you the broad strokes of the skills and techniques you’ll need to get growing flowers at home, and you’ll experience the greenhouses, plant propagation areas, and field layout on our farm.


Grow Your Own Cut Flowers | April 4th
from $100.00

April 4th, 2026
10am-1pm
Coffee and a light snack included.

Tis the season to start your garden!

This crash-course in cut-flower growing will give you the broad strokes of the skills and techniques you’ll need to get growing flowers at home, and you’ll experience the greenhouses, plant propagation areas, and field layout on our farm.

Flowers have particular needs for planning, seed-starting, spacing, and support, considering their height and the often tiny size or long germination period of their seeds.

Learn to create an easy garden from seed that will fill your life with abundant blooms.

Here’s what you’ll learn:

Section I: Garden Planning

  • What Should I Grow?

  • Where Should I Put My Garden?

  • When Do I Start Bachelor’s Buttons (or Zinnias)?

  • How Do I Keep the Harvest Going?

  • Easy Flowers for Beginners

Section II: Seed Starting

  • Soil & Containers to Use for Seed-Starting

  • Water Management for Quick Germination & Healthy Seedlings

  • Supplemental Light and Your Seeding Setup

  • Potting Up and Hardening Off

Section III: Transplanting, Weeding, Support, and Harvesting

  • Spacing for long stems

  • Direct-seeding of certain varieties

  • Useful weeding tools & strategies

  • Trellising, netting, and other support structures

  • Harvest tips and tools

Here’s what you’ll take home:

  • Simple and helpful garden-planning spreadsheets

  • Seeds for your new garden

  • Resource, supply, and reading lists

  • Lots of inspiration and new knowledge!

Flowers have particular needs for planning, seed-starting, spacing, and support, considering their height and the often tiny size or long germination period of their seeds.

Learn to create an easy garden from seed that will fill your life with abundant blooms.

Here’s what you’ll learn:

Here’s what you’ll take home:

  • Simple and helpful garden-planning spreadsheets

  • Seeds for your new garden

  • Resource, supply, and reading lists

  • Lots of inspiration and new knowledge!


$75 per person , or $125 for two. Coffee and a light snack included.


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POSTPONED: Growing Dahlias: Short Course (was April 20)