1. Hydroponics in a Jug: “Lettuce” Excel by RUDY WHITE & MARY LYNN HESS

2. Opening Remarks and Conclusion by RUDY WHITE Seminole County Master Gardener

3. Opening Remarks & Overview
About Florida Master Gardeners
“Lettuce in a Jug” Development History
Potential Teaching Points
Introduce MARY LYNN HESS
Goldsboro Elementary STEM
Concluding Remarks
Take it Home
Into the schools…Train the Trainers
Reference List

4. Florida Master Gardeners
University of Florida IFAS Extension
Extension Office each of Florida’s 67 counties
100 hours training by UF IFAS Extension
Certified annually (35 hours service, 10 CEU)
Community service volunteers
Seminole County Extension Services
Help Desk (407)

5. Lettuce in a Jug Development History
Kratky deep water culture method for lettuce
University of Hawaii
Seminole County Extension Agent
“Set It and Forget It” Hydroponics Workshops
Master Gardener experiments
1 gallon milk jug; Seeds instead of transplants
Light-blocking techniques (inhibit algae)
Simplify for group construction; 3rd grade
Instructions; volunteer and teacher training

6. Potential Teaching Points
Math
Science
Botany
Biology
Nutrition
Innovate
Follow instructions
Team work

7. Mary Lynn Hess Goldsboro Elementary STEM Teacher
Collaboration with Master Gardeners
Developed additional weeks of lecture leading up to constructing the lettuce planter
Refined the materials list and procedures
Practical applications for teachers
Please welcome…

8. Hydroponics

9. Materials Pencil Rock Wool Gallon Jug 2 seeds Cherokee Summer Crisp
Nutrients
Net Pot
String
Plant Label
Shredded Paper
PH Lower Solution
3 Gallon Pot

10. Tie your label onto the pot using a string.
Procedures
Use pencil to write your first name on your plant label. On the other side, write the date.
Tie your label onto the pot using a string.

11. Procedures Empty nutrients from the small cup into the gallon jug.
Fill jug with water, two inches from the top.
Place jug into your black pot.

12. Procedures Place the rock wool into the net pot.
Gently, use the eraser end of a pencil to widen the seed hole in the rock wool.
Place the net pot into the PH Solution for 10 seconds. Pull the pot out, let it drip briefly, and place in the gallon jug hole.
Put 2 seeds into the seed hole from the Dixie cup.

13. Procedures
Stuff paper around the gallon jug to hide the plastic jug so the jug does not move.
Clean your area.

14. Procedures Take pot outside in the full sun.
Remove net pot and top with water.
Observe while it grows in 6-8 weeks.

15. Concluding Remarks Take it Home Into the schools…Train the Trainers
Reference List
Contact Information

16. Take it Home Share experience with family and friends
Inspiration to grow some of your own food
Make additional planters at home
Outdoor activity
Experiment
“Take Home Kit” under development

17. Train the Trainers Summer 2018 master gardener plans
Workshops at Seminole County Extension
Train master gardeners to lead school workshops
Invite teachers to participate

18. Reference List
THREE NON-CIRCULATING HYDROPONIC METHODS FOR GROWING LETTUCE
B. A. Kratky, University of Hawaii
“SET IT AND FORGET IT” hydroponic workshop
Hannah Wooten, University of Florida IFAS Seminole County Extension –

19. Contact Information
Rudy White
Mary Lynn Hess