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。6 k* L2 W m# R$ p0 k4 F
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.
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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
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" X2 U' v, N0 |6 w公仔箱論壇newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown
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in color and form concentric rings, or a
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4 v0 W: J$ A! R5 ttvb now,tvbnow,bttvbbullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow,
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' Q8 [) h8 O, F) Kwww3.tvboxnow.comleaves may fall off. Extensive loss 1 i0 q* u# g6 U5 i
% _- ]% ^3 z; f( V. @/ z) g1 pTVBNOW 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。of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.
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# Q( O3 K1 L0 w! |" u+ zwww3.tvboxnow.comHow to identify Septoria Leaf Spot- e8 j! t% S! z1 I/ z n
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Symptoms of Septoria leaf spot also start
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on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change
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5 S/ W: }7 h' s: s( w, H# d! ^shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center. www3.tvboxnow.com, n2 \) ]- a2 I7 U+ d' b* @6 s
3 ?6 V; H* G" j" `www3.tvboxnow.comSmall dark spots, the fruiting bodies of the fungus
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8 |5 d\" u' Z4 V+ |. ]6 D, CTVBNOW 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
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and dead. Stems can also become infected but ; m# P# k# `* {& Q+ j
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infection of fruit is rare.tvb now,tvbnow,bttvb1 u4 x0 W; N2 O' W) r. S0 I7 r1 R# {; w
+ p, o! z* y( @: \0 p公仔箱論壇
( E& V6 G/ v3 ]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。How to Prevent and Control Early Blight and
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Septoria Leaf Spot: ?5 c5 ~: t* m' n
2 D- c( d. v1 A5 Fwww3.tvboxnow.comFollow the 12 easy steps below to enjoy a 公仔箱論壇8 i9 }. L\" F5 c5 j
7 S+ N8 \: K1 n0 r0 V0 x |6 Z. Lwww3.tvboxnow.comlong season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.公仔箱論壇/ D2 p; k; @* |
$ T1 `& s6 ^# S* u' T: u7 K# NWeed your garden. Some weeds, . i7 A) F) L1 W! ~# p/ Q y* a
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like 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
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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., ^4 s9 Z: U- d2 @( p$ I
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of tvb now,tvbnow,bttvb) f2 m8 o# a" _' u- V; c7 l
5 [! y4 ?1 w8 g% l; v4 h0 \公仔箱論壇fungus from the soil to your
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plants.www3.tvboxnow.com! e# G& x" [* T3 i
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Stake or cage plants to keep them www3.tvboxnow.com' C- l4 C) |6 s) G2 H7 L F
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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 1 p- K) |5 H; Q$ B# E8 Q! E
8 R. O4 L+ s, q9 h+ B" P3 ATVBNOW 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。cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of tvb now,tvbnow,bttvb' c+ D5 E! }8 Y: v6 ^6 g
% {2 d: F& n, t ?3 z0 i4 h8 s, U公仔箱論壇space above the soil without any leaves. Do not use 公仔箱論壇7 g# A$ x+ r {) }
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overhead watering. 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。8 Z: P) I4 s5 B' k+ J+ n1 `
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants.
2 X. G4 _. i4 [; Y- P# W: F l& \: R$ D! F公仔箱論壇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 0 U/ C( {; L9 @9 z' @
# _, u( N# [ f1 g9 ^6 i' U公仔箱論壇fungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are
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wet. Keep your plants happy and healthy. Weak and stressed www3.tvboxnow.com/ d0 H$ c3 x f( _5 f( k- S
, P; u, I. }* A* }\" s4 X! p; ATVBNOW 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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Remove and destroy or throw away diseased leaves, both off the
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plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early
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enough. If a plant is heavily infected公仔箱論壇( n# Z5 G* W3 y\" ?
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, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used # z$ l- ]1 g2 w& p
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。0 H: Z, Q1 Y1 V( v3 V3 c
to remove diseased leaves should be disinfected before being used on a different plant.tvb now,tvbnow,bttvb! s/ }4 S6 y$ g4 T$ d h
- p0 H; c, w1 U9 @+ I& Qwww3.tvboxnow.comSpray plants to prevent and control the
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# I3 x! [, m4 U( h1 v& vtvb now,tvbnow,bttvbspread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try
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GreenCure.. Y Z+ P6 {7 f1 \/ O4 m p$ ?
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- J/ E4 K$ ?$ Qtvb now,tvbnow,bttvbLate Blight on Tomato Plants; g* `5 B/ [' J6 S# Y/ F: w1 W
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
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plants in a garden. Once a tomato plant
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/ g. P; I5 w6 A+ Y) n/ }5 JTVBNOW 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。is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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" d+ s8 [4 w7 \www3.tvboxnow.comwater-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 blight
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3 W6 u1 h# U% m$ z% z$ T/ f- u公仔箱論壇 can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and tvb now,tvbnow,bttvb3 L$ H) |, B/ X4 \) f" ?8 n3 {
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Septoria leaf spot infections will also help prevent late blight infections. |