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 F. y: W8 G1 o
7 G, y5 l. Y; 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。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( D, G: l" X7 ^
3 T+ o/ X5 d) n& A# ]公仔箱論壇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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newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown 2 {, C- F5 \; a& o; |8 Q H
8 C8 @; Q. j1 s0 iin color and form concentric rings, or a
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5 O! V' E9 c/ v) ltvb now,tvbnow,bttvbbullseye pattern, as they grow. The area around the infection commonly turns yellow. As infections grow,
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leaves may fall off. Extensive loss
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1 K7 Q1 U4 v; D( v8 gTVBNOW 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.os.tvboxnow.com3 l1 y {3 U$ J6 c: t, T( M# U
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9 _0 u5 Z' h# p; s$ ]/ Jos.tvboxnow.comHow to identify Septoria Leaf Spot F7 @! `$ l) ~' r! r" e7 K( t
: j+ c, ]8 h2 [& N: K; B% ]公仔箱論壇Symptoms of Septoria leaf spot also start os.tvboxnow.com5 n6 @! a* Y6 ~( V/ u5 C7 t
0 I; D: M0 g1 rtvb now,tvbnow,bttvbon 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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3 F) G/ K* T7 l" ]1 j' q& t: ^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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+ }7 T& v; Q! y( t' S! E7 r5 WTVBNOW 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。Small dark spots, the fruiting bodies of the fungus
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, 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 tvb now,tvbnow,bttvb8 }& \% p9 \8 c
9 w. v% \ |1 t3 cos.tvboxnow.cominfection of fruit is rare.
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How to Prevent and Control Early Blight and ( e+ |- a: k* b3 u9 i4 a: M. p0 b
8 i5 b8 w5 j' \4 W {* t\" f4 dos.tvboxnow.comSeptoria Leaf Spot
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Follow the 12 easy steps below to enjoy a $ V5 a! _2 j) T
- i) s\" Q, f! x+ V5 |os.tvboxnow.comlong season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.tvb now,tvbnow,bttvb& C5 P6 L# ]. z
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Weed your garden. Some weeds,
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4 |3 G' I% U! ?' ]' {! Gtvb now,tvbnow,bttvblike 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 ( i0 u% X7 ]; \. ^8 W
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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
0 A6 J1 J' b: N. P) o5 BTVBNOW 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。
) Y# d; v5 U; O- m( W9 ios.tvboxnow.comwhere 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.公仔箱論壇! @" p& {( G- y. B" g8 s
Cover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of
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5 ^! {4 Q4 A6 ?) E4 r- e# P7 L公仔箱論壇fungus from the soil to your
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( B3 H* ~$ d! S8 A公仔箱論壇plants.
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Stake or cage plants to keep them
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2 S! V$ H) e( Q1 c: h: }% Itvb now,tvbnow,bttvboff the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and
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9 J2 H! n6 I9 u, dTVBNOW 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 : C/ }, ~: J; E, }# D3 b7 X7 i8 q; F
% d. Q- m/ |! C0 \space above the soil without any leaves. Do not use $ z( ?6 V# E/ U4 Y7 |) _
0 D8 ~1 k1 w\" zoverhead watering. 公仔箱論壇( c+ I4 J/ _' Z) q( m
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants.
; N) H( t; X1 R `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。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 公仔箱論壇3 Q" g0 O, h3 |( Y9 ^6 y# @
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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 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 i+ ~; I' v/ }( S$ Z
, Y: w1 H% n1 F/ Mwet. Keep your plants happy and healthy. Weak and stressed + o* J0 A. [! b/ e* M
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; E( L8 ~; @7 o' w0 ^7 N0 S4 ORemove and destroy or throw away diseased leaves, both off the ' K, o7 b1 g; p- J
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plantsplant and any that have fallen onto the ground. This may help stop the spread if caught early tvb now,tvbnow,bttvb1 |8 R! u" ?; r! `! @: M6 `
) p5 D5 f% u- E H# Q# `' Ktvb now,tvbnow,bttvbenough. If a plant is heavily infected
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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 6 u% I, D5 _9 C
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to remove diseased leaves should be disinfected before being used on a different plant.
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Spray plants to prevent and control the os.tvboxnow.com* p; K7 K' Q! [, }' s& s$ e
# b7 { g: @5 {( s: z公仔箱論壇spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try
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% F+ \* Z1 t, VGreenCure.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。* c( l; n3 E* P2 j
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Late Blight on Tomato Plants
( ]1 M6 l: D! ftvb now,tvbnow,bttvbTVBNOW 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。; _2 l0 m @. V* e0 a
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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! h6 y+ \" A: ?( a% i公仔箱論壇is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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( y4 Y/ E3 m( E; T公仔箱論壇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 blight
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+ [* M& ^2 Y# Z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 0 f; i! K) s Z) [' o
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Septoria leaf spot infections will also help prevent late blight infections. |