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Fertilizers and Hydrangea Care

Fertilizers and Hydrangea Care

Assessment

Interactive Video

Chemistry, Science, Biology

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

This video tutorial by Ryan from Endless Summer Hydrangeas covers the essentials of hydrangea care, focusing on fertilizers and soil amendments. It explains the importance of the NPK ratio in fertilizers, how to apply them, and how soil pH and aluminum affect bloom color. The video provides practical tips for changing bloom colors and emphasizes the need for patience and proper soil testing.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus of the video?

Growing vegetables

Understanding fertilizers and soil amendments for hydrangeas

Pruning techniques for roses

Pest control in gardens

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which element in fertilizers is crucial for promoting hydrangea blooms?

Nitrogen

Phosphorus

Potassium

Calcium

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the recommended NPK ratio for a general fertilizer if a specific type is unavailable?

5-5-5

20-20-20

15-15-15

10-10-10

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What two factors determine the color of hydrangea blooms?

Soil pH and sunlight

Soil pH and aluminum presence

Watering frequency and soil type

Fertilizer type and plant age

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If your soil pH is above 6.0, what color blooms are you likely to see?

Blue

White

Purple

Pink

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you add to the soil to change blue blooms to pink?

Aluminum sulfate

Garden lime

Compost

Epsom salt

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you speed up the process of changing bloom colors?

Prune the plant

Adjust soil pH more frequently

Apply more fertilizer

Increase watering

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