Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。' \3 ]; ^* P2 M% e
' c0 b3 i" H/ Z+ i5 r5 r$ D; {. @TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.! k8 N4 U _0 w, T
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How to identify Early Blight
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Symptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to 5 W$ B( n* `% V: o8 x
7 x4 J* L* M3 l$ Stvb now,tvbnow,bttvbnewer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown
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bullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow, tvb now,tvbnow,bttvb* N. \# t y2 y/ V. l3 J
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leaves may fall off. Extensive loss * z3 l1 L1 P* r# H U, {% k
4 U6 G; A; F5 F+ Ntvb now,tvbnow,bttvbof foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。; m5 _( I) w2 g; w, i1 D
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How to identify Septoria Leaf Spot5.39.217.771 p3 R! U7 d6 Z. P
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Symptoms of Septoria leaf spot also start
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5 o* |" {/ r7 R m, mtvb now,tvbnow,bttvbon the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change : N3 P9 Z% q) o
( u8 S# J! s" b( E2 O, E; J4 f1 V5 ]公仔箱論壇shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center.
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; D; C" g! r- j+ {& V: D+ @Small dark spots, the fruiting bodies of the fungus5.39.217.772 K8 Y. g4 h8 g7 P) ]) C
- B& S+ t8 e; Q9 Q& _2 h: y\" ~; v: @TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry 0 V* |6 |% C7 e( h# \
& K: p- p9 X- S( i/ Q5.39.217.77and dead. Stems can also become infected but
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! h3 h\" e\" e' S; s* h% q& Z5.39.217.77infection of fruit is rare.5.39.217.777 n2 z' {2 @$ r( i$ m$ J3 s H
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How to Prevent and Control Early Blight and 3 G- ~* C4 \$ K) b7 B7 E
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Septoria Leaf Spot5.39.217.774 Z: W8 a- w) Z/ Z# V' ]4 S
}1 z( w( O R+ C5.39.217.77Follow the 12 easy steps below to enjoy a
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8 `$ V }* M t- ^6 n. ~6 qlong season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.
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/ R0 N- _3 o9 c9 p3 r公仔箱論壇Weed your garden. Some weeds,
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( Y5 D0 k& d& Z# slike nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.
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Rotate crop locations. Don’t TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。 d* d% s- I+ ^4 }( M
2 R/ S7 l* f# X7 Z2 b+ H' HTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas
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where tomatoes were grown.
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Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better./ c/ ~% G8 h: r" c
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of 6 V& h3 }$ S& _ N
' w/ C! T1 [& y% c7 y( \* \5.39.217.77fungus from the soil to your
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plants.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。' B& n/ U# R6 C. @' V2 |$ }, P
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Stake or cage plants to keep them + w' s/ K% b9 Y# k5 J* W1 [
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off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and & @; [) a3 H( N$ Z* i
6 X, d/ M1 x, C& h3 W, |8 }# Zcages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。( \' m* j3 Z' Z1 `: U) Q
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space above the soil without any leaves. Do not use TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。; A9 o) N, L) l: |$ S! O
' _& [' A0 C. N, h2 R0 Z公仔箱論壇overhead watering.
% g- |" ~6 ^# u& a; z6 j, o# kAvoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. 公仔箱論壇3 C# I: F2 q% M& ^6 y+ Y
Consider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow
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fungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are ) Y) {/ C- j9 p7 {
A- B/ I* ^+ ?9 y4 J. Owet. Keep your plants happy and healthy. Weak and stressed . c- C\" X9 l; d\" `% y2 I\" y' T
, y/ ^( z8 }5 O5 yTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。plants are more susceptible to disease.
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t" b# h- z3 w3 J. Q$ c5 fRemove and destroy or throw away diseased leaves, both off the tvb now,tvbnow,bttvb: c+ E\" A8 F\" T% s+ h
/ A' p' H% }4 y' ?5.39.217.77plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early 公仔箱論壇) ~- o# h' [5 F- o
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enough. If a plant is heavily infected
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/ \* t3 j# I* c% S5.39.217.77, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used
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to remove diseased leaves should be disinfected before being used on a different plant.
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5 T# X, h% x# m% t6 s5.39.217.77Spray plants to prevent and control the
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\" ~0 `: J0 X% r% }spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try
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GreenCure.5.39.217.776 u6 O8 h7 n6 S( S7 s3 `; g
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Late Blight on Tomato Plants
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5 v5 e2 V1 F* PLate blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato 5.39.217.77) Y7 F( m9 b# z6 n c8 y- ^& ]
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plants in a garden. Once a tomato plant $ v# g+ h0 D6 j! G# Q
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is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small, 公仔箱論壇+ x7 h2 D& _5 U1 B/ ~$ h: r% V
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water-soaked spots on leaves and stems that grow and turn dark brown or gray. A white downy growth may develop on the underside of infected leaves. Late blight5.39.217.77) p4 A z$ }7 h1 W+ l- u
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can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and tvb now,tvbnow,bttvb6 ]+ ]( A: q5 `% e
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Septoria leaf spot infections will also help prevent late blight infections. |