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結果 : when should you spray roses for black spot

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10:29

Black Spot Roses Treatment

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Black Spot on Roses....How to Treat and Prevent it

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Prevent Black Spots On Rose Leaves In 3 Steps

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2:58

What to do about rose black spot | The RHS

RHS - Royal Horticultural Society
45,866 回視聴 - 1 年前
5:50

Black Spot on Roses: What Actually Works

Fraser Valley Rose Farm
29,244 回視聴 - 3 か月前
4:58

How to Identify and Treat Rose Black Spot Fungus, Diplocarpon rosae

Rebekah the UK Plant Doctor
19,764 回視聴 - 1 年前
10:03

Severe Black Spot? Save Your Knock Out Roses in 4 Easy Steps

Garden Sanity
14,133 回視聴 - 2 年前
5:32

How to control blackspot on Roses without using chemicals, and trim to remove dead flowers

Roger Crookes
54,390 回視聴 - 7 年前
6:42

★ How to: Treat Black Spot on Roses (A Complete Step by Step Guide)

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The Garden Gurus - Controlling Black Spot in Roses

The Garden Gurus TV
1,835 回視聴 - 1 年前
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Prevent Black Spots On Rose Leaves With This Secret Trick

Farmervon
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EarthCare Rose Black Spot Insect Spray Product Video

Seasol
1,030 回視聴 - 4 年前
2:26

Q&A – How can I treat black spot on my rose bush?

Family Plot Garden
753 回視聴 - 2 年前
3:47

Black spot rose disease: Prevention and cure

Growing Wisdom
56,116 回視聴 - 12 年前
1:40

The Garden Gurus - Yates – Black Spots on Roses

The Garden Gurus TV
1,284 回視聴 - 10 年前
2:04

Black Spot on Rose - Home Remedy and Fungicide - How to Treat Black Spot on Rose

Sprouted Seeds
3,943 回視聴 - 5 年前
4:47

How to spot and treat rose black spot

Science that sticks
3,315 回視聴 - 4 年前
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How To Apply Rose Black Spot Fungicide Properly? - The Plant Enthusiast

The Plant Enthusiast
48 回視聴 - 5 か月前
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Black Spot on Knockout Roses: How to Treat Black Spot in 3 Steps

Garden Sanity
54,503 回視聴 - 4 年前
1:34

Rid Your Roses of Black Spot

CupRockTv
981 回視聴 - 8 年前